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(parent: a1dfa68) | patch
tls: reset the crypto info if copy_from_user fails
authorBoris Pismenny <borisp@mellanox.com>
Wed, 14 Feb 2018 08:46:07 +0000 (10:46 +0200)
committerDavid S. Miller <davem@davemloft.net>
Wed, 14 Feb 2018 20:05:19 +0000 (15:05 -0500)
commit257082e6ae23e92898440f6bcb2857555bf7957c
treefd325d7e2199022ad42b2f7fa8a0b83c397cf835tree | snapshot
parenta1dfa6812b682eef750412dd5a90e7d38d7af068commit | diff
tls: reset the crypto info if copy_from_user fails

copy_from_user could copy some partial information, as a result
TLS_CRYPTO_INFO_READY(crypto_info) could be true while crypto_info is
using uninitialzed data.

This patch resets crypto_info when copy_from_user fails.

fixes: 3c4d7559159b ("tls: kernel TLS support")
Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/tls/tls_main.c diff | blob | history
Domain: System / Kernel; Licenses: GPL-2.0;