https://github.com/torvalds/linux
Revision 078c6c3a5e7dc53a9a23408cc32c83954abb5d0d authored by Rasmus Villemoes on 12 February 2016, 00:13:06 UTC, committed by Linus Torvalds on 12 February 2016, 02:35:48 UTC
We need to use post-decrement to get percpu_counter_destroy() called on
&wb->stat[0].  Moreover, the pre-decremebt would cause infinite
out-of-bounds accesses if the setup code failed at i==0.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Vladimir Davydov <vdavydov@virtuozzo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 6b9116a
History
Tip revision: 078c6c3a5e7dc53a9a23408cc32c83954abb5d0d authored by Rasmus Villemoes on 12 February 2016, 00:13:06 UTC
mm/backing-dev.c: fix error path in wb_init()
Tip revision: 078c6c3
File Mode Size
busses
muxes
dev-interface -rw-r--r-- 8.7 KB
fault-codes -rw-r--r-- 4.9 KB
functionality -rw-r--r-- 6.0 KB
i2c-protocol -rw-r--r-- 3.0 KB
i2c-stub -rw-r--r-- 2.3 KB
instantiating-devices -rw-r--r-- 9.5 KB
old-module-parameters -rw-r--r-- 1.9 KB
slave-eeprom-backend -rw-r--r-- 474 bytes
slave-interface -rw-r--r-- 7.3 KB
smbus-protocol -rw-r--r-- 9.0 KB
summary -rw-r--r-- 1.9 KB
ten-bit-addresses -rw-r--r-- 1.5 KB
upgrading-clients -rw-r--r-- 6.8 KB
writing-clients -rw-r--r-- 15.0 KB

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