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23 October 2021, 00:29:24 UTC
Revision cfc435198f53a6fa1f656d98466b24967ff457d0 authored by Pan Bian on 28 November 2018, 06:53:19 UTC, committed by David S. Miller on 28 November 2018, 18:38:48 UTC 
rapidio/rionet: do not free skb before reading its length
 
skb is freed via dev_kfree_skb_any, however, skb->len is read then. This
may result in a use-after-free bug.

Fixes: e6161d64263 ("rapidio/rionet: rework driver initialization and removal")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 parent 4df5ce9
Raw File
Tip revision: cfc435198f53a6fa1f656d98466b24967ff457d0 authored by Pan Bian on 28 November 2018, 06:53:19 UTC
rapidio/rionet: do not free skb before reading its length
Tip revision: cfc4351
Makefile.modsign 
# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Signing modules
# ==========================================================================

PHONY := __modsign
__modsign:

include scripts/Kbuild.include

__modules := $(sort $(shell grep -h '\.ko$$' /dev/null $(wildcard $(MODVERDIR)/*.mod)))
modules := $(patsubst %.o,%.ko,$(wildcard $(__modules:.ko=.o)))

PHONY += $(modules)
__modsign: $(modules)
	@:

quiet_cmd_sign_ko = SIGN [M] $(2)/$(notdir $@)
        cmd_sign_ko = $(mod_sign_cmd) $(2)/$(notdir $@)

# Modules built outside the kernel source tree go into extra by default
INSTALL_MOD_DIR ?= extra
ext-mod-dir = $(INSTALL_MOD_DIR)$(subst $(patsubst %/,%,$(KBUILD_EXTMOD)),,$(@D))

modinst_dir = $(if $(KBUILD_EXTMOD),$(ext-mod-dir),kernel/$(@D))

$(modules):
	$(call cmd,sign_ko,$(MODLIB)/$(modinst_dir))

.PHONY: $(PHONY)
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