IB/core: Fix oops in ib_cache_gid_set_default_gid
authorDoug Ledford <dledford@redhat.com>
Sat, 23 Apr 2016 00:14:58 +0000 (20:14 -0400)
committerDoug Ledford <dledford@redhat.com>
Sat, 23 Apr 2016 00:14:58 +0000 (20:14 -0400)
commitd29c9ab1a2c81ce404883baba91e15ae35411900
treee170603128cd3c866adb11a1407272fc153553d4
parent5f44abd041c5f3be76d57579ab254d78e601315b
IB/core: Fix oops in ib_cache_gid_set_default_gid

When we fail to find the default gid index, we can't continue
processing in this routine or else we will pass a negative
index to later routines resulting in invalid memory access
attempts and a kernel oops.

Fixes: 03db3a2d81e6 (IB/core: Add RoCE GID table management)
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/core/cache.c