summaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
authorGilad Ben-Yossef <gilad@benyossef.com>2017-05-18 16:29:25 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2017-05-23 12:45:11 +0800
commitf3ad587070d6bd961ab942b3fd7a85d00dfc934b (patch)
tree8a9cf50696cd9177932b41fa1dc274ae63b6dbf2 /lib
parenta5dfefb1c3f3db81662556393fd9283511e08430 (diff)
downloadlinux-f3ad587070d6bd961ab942b3fd7a85d00dfc934b.tar.bz2
crypto: gcm - wait for crypto op not signal safe
crypto_gcm_setkey() was using wait_for_completion_interruptible() to wait for completion of async crypto op but if a signal occurs it may return before DMA ops of HW crypto provider finish, thus corrupting the data buffer that is kfree'ed in this case. Resolve this by using wait_for_completion() instead. Reported-by: Eric Biggers <ebiggers3@gmail.com> Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com> CC: stable@vger.kernel.org Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions