Revision 5f4fc6d440d77a2cf74fe4ea56955674ac7e35e7 authored by Linus Torvalds on 19 July 2019, 17:06:06 UTC, committed by Linus Torvalds on 19 July 2019, 17:06:06 UTC
Pull networking fixes from David Miller:
1) Fix AF_XDP cq entry leak, from Ilya Maximets.
2) Fix handling of PHY power-down on RTL8411B, from Heiner Kallweit.
3) Add some new PCI IDs to iwlwifi, from Ihab Zhaika.
4) Fix handling of neigh timers wrt. entries added by userspace, from
Lorenzo Bianconi.
5) Various cases of missing of_node_put(), from Nishka Dasgupta.
6) The new NET_ACT_CT needs to depend upon NF_NAT, from Yue Haibing.
7) Various RDS layer fixes, from Gerd Rausch.
8) Fix some more fallout from TCQ_F_CAN_BYPASS generalization, from
Cong Wang.
9) Fix FIB source validation checks over loopback, also from Cong Wang.
10) Use promisc for unsupported number of filters, from Justin Chen.
11) Missing sibling route unlink on failure in ipv6, from Ido Schimmel.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (90 commits)
tcp: fix tcp_set_congestion_control() use from bpf hook
ag71xx: fix return value check in ag71xx_probe()
ag71xx: fix error return code in ag71xx_probe()
usb: qmi_wwan: add D-Link DWM-222 A2 device ID
bnxt_en: Fix VNIC accounting when enabling aRFS on 57500 chips.
net: dsa: sja1105: Fix missing unlock on error in sk_buff()
gve: replace kfree with kvfree
selftests/bpf: fix test_xdp_noinline on s390
selftests/bpf: fix "valid read map access into a read-only array 1" on s390
net/mlx5: Replace kfree with kvfree
MAINTAINERS: update netsec driver
ipv6: Unlink sibling route in case of failure
liquidio: Replace vmalloc + memset with vzalloc
udp: Fix typo in net/ipv4/udp.c
net: bcmgenet: use promisc for unsupported filters
ipv6: rt6_check should return NULL if 'from' is NULL
tipc: initialize 'validated' field of received packets
selftests: add a test case for rp_filter
fib: relax source validation check for loopback packets
mlxsw: spectrum: Do not process learned records with a dummy FID
...
sha256.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* SHA-256, as specified in
* http://csrc.nist.gov/groups/STM/cavp/documents/shs/sha256-384-512.pdf
*
* SHA-256 code by Jean-Luc Cooke <jlcooke@certainkey.com>.
*
* Copyright (c) Jean-Luc Cooke <jlcooke@certainkey.com>
* Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk>
* Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
* Copyright (c) 2014 Red Hat Inc.
*/
#include <linux/bitops.h>
#include <linux/sha256.h>
#include <linux/string.h>
#include <asm/byteorder.h>
static inline u32 Ch(u32 x, u32 y, u32 z)
{
return z ^ (x & (y ^ z));
}
static inline u32 Maj(u32 x, u32 y, u32 z)
{
return (x & y) | (z & (x | y));
}
#define e0(x) (ror32(x, 2) ^ ror32(x, 13) ^ ror32(x, 22))
#define e1(x) (ror32(x, 6) ^ ror32(x, 11) ^ ror32(x, 25))
#define s0(x) (ror32(x, 7) ^ ror32(x, 18) ^ (x >> 3))
#define s1(x) (ror32(x, 17) ^ ror32(x, 19) ^ (x >> 10))
static inline void LOAD_OP(int I, u32 *W, const u8 *input)
{
W[I] = __be32_to_cpu(((__be32 *)(input))[I]);
}
static inline void BLEND_OP(int I, u32 *W)
{
W[I] = s1(W[I-2]) + W[I-7] + s0(W[I-15]) + W[I-16];
}
static void sha256_transform(u32 *state, const u8 *input)
{
u32 a, b, c, d, e, f, g, h, t1, t2;
u32 W[64];
int i;
/* load the input */
for (i = 0; i < 16; i++)
LOAD_OP(i, W, input);
/* now blend */
for (i = 16; i < 64; i++)
BLEND_OP(i, W);
/* load the state into our registers */
a = state[0]; b = state[1]; c = state[2]; d = state[3];
e = state[4]; f = state[5]; g = state[6]; h = state[7];
/* now iterate */
t1 = h + e1(e) + Ch(e, f, g) + 0x428a2f98 + W[0];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1 + t2;
t1 = g + e1(d) + Ch(d, e, f) + 0x71374491 + W[1];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1 + t2;
t1 = f + e1(c) + Ch(c, d, e) + 0xb5c0fbcf + W[2];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1 + t2;
t1 = e + e1(b) + Ch(b, c, d) + 0xe9b5dba5 + W[3];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1 + t2;
t1 = d + e1(a) + Ch(a, b, c) + 0x3956c25b + W[4];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1 + t2;
t1 = c + e1(h) + Ch(h, a, b) + 0x59f111f1 + W[5];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1 + t2;
t1 = b + e1(g) + Ch(g, h, a) + 0x923f82a4 + W[6];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1 + t2;
t1 = a + e1(f) + Ch(f, g, h) + 0xab1c5ed5 + W[7];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1 + t2;
t1 = h + e1(e) + Ch(e, f, g) + 0xd807aa98 + W[8];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1 + t2;
t1 = g + e1(d) + Ch(d, e, f) + 0x12835b01 + W[9];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1 + t2;
t1 = f + e1(c) + Ch(c, d, e) + 0x243185be + W[10];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1 + t2;
t1 = e + e1(b) + Ch(b, c, d) + 0x550c7dc3 + W[11];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1 + t2;
t1 = d + e1(a) + Ch(a, b, c) + 0x72be5d74 + W[12];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1 + t2;
t1 = c + e1(h) + Ch(h, a, b) + 0x80deb1fe + W[13];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1 + t2;
t1 = b + e1(g) + Ch(g, h, a) + 0x9bdc06a7 + W[14];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1 + t2;
t1 = a + e1(f) + Ch(f, g, h) + 0xc19bf174 + W[15];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1+t2;
t1 = h + e1(e) + Ch(e, f, g) + 0xe49b69c1 + W[16];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1+t2;
t1 = g + e1(d) + Ch(d, e, f) + 0xefbe4786 + W[17];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1+t2;
t1 = f + e1(c) + Ch(c, d, e) + 0x0fc19dc6 + W[18];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1+t2;
t1 = e + e1(b) + Ch(b, c, d) + 0x240ca1cc + W[19];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1+t2;
t1 = d + e1(a) + Ch(a, b, c) + 0x2de92c6f + W[20];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1+t2;
t1 = c + e1(h) + Ch(h, a, b) + 0x4a7484aa + W[21];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1+t2;
t1 = b + e1(g) + Ch(g, h, a) + 0x5cb0a9dc + W[22];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1+t2;
t1 = a + e1(f) + Ch(f, g, h) + 0x76f988da + W[23];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1+t2;
t1 = h + e1(e) + Ch(e, f, g) + 0x983e5152 + W[24];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1+t2;
t1 = g + e1(d) + Ch(d, e, f) + 0xa831c66d + W[25];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1+t2;
t1 = f + e1(c) + Ch(c, d, e) + 0xb00327c8 + W[26];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1+t2;
t1 = e + e1(b) + Ch(b, c, d) + 0xbf597fc7 + W[27];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1+t2;
t1 = d + e1(a) + Ch(a, b, c) + 0xc6e00bf3 + W[28];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1+t2;
t1 = c + e1(h) + Ch(h, a, b) + 0xd5a79147 + W[29];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1+t2;
t1 = b + e1(g) + Ch(g, h, a) + 0x06ca6351 + W[30];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1+t2;
t1 = a + e1(f) + Ch(f, g, h) + 0x14292967 + W[31];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1+t2;
t1 = h + e1(e) + Ch(e, f, g) + 0x27b70a85 + W[32];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1+t2;
t1 = g + e1(d) + Ch(d, e, f) + 0x2e1b2138 + W[33];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1+t2;
t1 = f + e1(c) + Ch(c, d, e) + 0x4d2c6dfc + W[34];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1+t2;
t1 = e + e1(b) + Ch(b, c, d) + 0x53380d13 + W[35];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1+t2;
t1 = d + e1(a) + Ch(a, b, c) + 0x650a7354 + W[36];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1+t2;
t1 = c + e1(h) + Ch(h, a, b) + 0x766a0abb + W[37];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1+t2;
t1 = b + e1(g) + Ch(g, h, a) + 0x81c2c92e + W[38];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1+t2;
t1 = a + e1(f) + Ch(f, g, h) + 0x92722c85 + W[39];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1+t2;
t1 = h + e1(e) + Ch(e, f, g) + 0xa2bfe8a1 + W[40];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1+t2;
t1 = g + e1(d) + Ch(d, e, f) + 0xa81a664b + W[41];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1+t2;
t1 = f + e1(c) + Ch(c, d, e) + 0xc24b8b70 + W[42];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1+t2;
t1 = e + e1(b) + Ch(b, c, d) + 0xc76c51a3 + W[43];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1+t2;
t1 = d + e1(a) + Ch(a, b, c) + 0xd192e819 + W[44];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1+t2;
t1 = c + e1(h) + Ch(h, a, b) + 0xd6990624 + W[45];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1+t2;
t1 = b + e1(g) + Ch(g, h, a) + 0xf40e3585 + W[46];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1+t2;
t1 = a + e1(f) + Ch(f, g, h) + 0x106aa070 + W[47];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1+t2;
t1 = h + e1(e) + Ch(e, f, g) + 0x19a4c116 + W[48];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1+t2;
t1 = g + e1(d) + Ch(d, e, f) + 0x1e376c08 + W[49];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1+t2;
t1 = f + e1(c) + Ch(c, d, e) + 0x2748774c + W[50];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1+t2;
t1 = e + e1(b) + Ch(b, c, d) + 0x34b0bcb5 + W[51];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1+t2;
t1 = d + e1(a) + Ch(a, b, c) + 0x391c0cb3 + W[52];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1+t2;
t1 = c + e1(h) + Ch(h, a, b) + 0x4ed8aa4a + W[53];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1+t2;
t1 = b + e1(g) + Ch(g, h, a) + 0x5b9cca4f + W[54];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1+t2;
t1 = a + e1(f) + Ch(f, g, h) + 0x682e6ff3 + W[55];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1+t2;
t1 = h + e1(e) + Ch(e, f, g) + 0x748f82ee + W[56];
t2 = e0(a) + Maj(a, b, c); d += t1; h = t1+t2;
t1 = g + e1(d) + Ch(d, e, f) + 0x78a5636f + W[57];
t2 = e0(h) + Maj(h, a, b); c += t1; g = t1+t2;
t1 = f + e1(c) + Ch(c, d, e) + 0x84c87814 + W[58];
t2 = e0(g) + Maj(g, h, a); b += t1; f = t1+t2;
t1 = e + e1(b) + Ch(b, c, d) + 0x8cc70208 + W[59];
t2 = e0(f) + Maj(f, g, h); a += t1; e = t1+t2;
t1 = d + e1(a) + Ch(a, b, c) + 0x90befffa + W[60];
t2 = e0(e) + Maj(e, f, g); h += t1; d = t1+t2;
t1 = c + e1(h) + Ch(h, a, b) + 0xa4506ceb + W[61];
t2 = e0(d) + Maj(d, e, f); g += t1; c = t1+t2;
t1 = b + e1(g) + Ch(g, h, a) + 0xbef9a3f7 + W[62];
t2 = e0(c) + Maj(c, d, e); f += t1; b = t1+t2;
t1 = a + e1(f) + Ch(f, g, h) + 0xc67178f2 + W[63];
t2 = e0(b) + Maj(b, c, d); e += t1; a = t1+t2;
state[0] += a; state[1] += b; state[2] += c; state[3] += d;
state[4] += e; state[5] += f; state[6] += g; state[7] += h;
/* clear any sensitive info... */
a = b = c = d = e = f = g = h = t1 = t2 = 0;
memset(W, 0, 64 * sizeof(u32));
}
int sha256_init(struct sha256_state *sctx)
{
sctx->state[0] = SHA256_H0;
sctx->state[1] = SHA256_H1;
sctx->state[2] = SHA256_H2;
sctx->state[3] = SHA256_H3;
sctx->state[4] = SHA256_H4;
sctx->state[5] = SHA256_H5;
sctx->state[6] = SHA256_H6;
sctx->state[7] = SHA256_H7;
sctx->count = 0;
return 0;
}
int sha256_update(struct sha256_state *sctx, const u8 *data, unsigned int len)
{
unsigned int partial, done;
const u8 *src;
partial = sctx->count & 0x3f;
sctx->count += len;
done = 0;
src = data;
if ((partial + len) > 63) {
if (partial) {
done = -partial;
memcpy(sctx->buf + partial, data, done + 64);
src = sctx->buf;
}
do {
sha256_transform(sctx->state, src);
done += 64;
src = data + done;
} while (done + 63 < len);
partial = 0;
}
memcpy(sctx->buf + partial, src, len - done);
return 0;
}
int sha256_final(struct sha256_state *sctx, u8 *out)
{
__be32 *dst = (__be32 *)out;
__be64 bits;
unsigned int index, pad_len;
int i;
static const u8 padding[64] = { 0x80, };
/* Save number of bits */
bits = cpu_to_be64(sctx->count << 3);
/* Pad out to 56 mod 64. */
index = sctx->count & 0x3f;
pad_len = (index < 56) ? (56 - index) : ((64+56) - index);
sha256_update(sctx, padding, pad_len);
/* Append length (before padding) */
sha256_update(sctx, (const u8 *)&bits, sizeof(bits));
/* Store state in digest */
for (i = 0; i < 8; i++)
dst[i] = cpu_to_be32(sctx->state[i]);
/* Zeroize sensitive information. */
memset(sctx, 0, sizeof(*sctx));
return 0;
}
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