chtls: Added a check to avoid NULL pointer dereference
authorAyush Sawal <ayush.sawal@chelsio.com>
Wed, 6 Jan 2021 04:29:11 +0000 (09:59 +0530)
committerJakub Kicinski <kuba@kernel.org>
Fri, 8 Jan 2021 01:06:02 +0000 (17:06 -0800)
commiteade1e0a4fb31d48eeb1589d9bb859ae4dd6181d
tree93b01c5cf2261ebe22f652ae2e554b0e9afb6c5c
parenta84b2c0d5fa23da6d6c8c0d5f5c93184a2744d3e
chtls: Added a check to avoid NULL pointer dereference

In case of server removal lookup_stid() may return NULL pointer, which
is used as listen_ctx. So added a check before accessing this pointer.

Fixes: cc35c88ae4db ("crypto : chtls - CPL handler definition")
Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com>
Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c