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 00:26:44 +0000 (20:26 -0400)
commitf4e7de63ab273b6a5e35c82eb4fc6363c855ddd4
tree143c8803998da1124078565a3dca5d9870285ff1
parent2fe7857176ad6b70e8b2a318506525410e774f34
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