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authorsantosh.shilimkar@oracle.com <santosh.shilimkar@oracle.com>2015-08-25 12:01:58 -0700
committerDavid S. Miller <davem@davemloft.net>2015-08-25 16:28:10 -0700
commitba54d3ced958435e1802daf992cfd44c26cd4cb7 (patch)
treefd17ad5458a395e3f80736eb5c30fff1bef6a911 /net/rds/ib_recv.c
parentb8766e4ed3e9fc6b27dc3ead029cd307caa926d2 (diff)
downloadlinux-sh-ba54d3ced958435e1802daf992cfd44c26cd4cb7.tar.gz
RDS: fix the dangling reference to rds_ib_incoming_slab
On rds_ib_frag_slab allocation failure, ensure rds_ib_incoming_slab is not pointing to the detsroyed memory. Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds/ib_recv.c')
-rw-r--r--net/rds/ib_recv.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c
index ed9b41e3b277..6bbe62060060 100644
--- a/net/rds/ib_recv.c
+++ b/net/rds/ib_recv.c
@@ -1102,9 +1102,10 @@ int rds_ib_recv_init(void)
rds_ib_frag_slab = kmem_cache_create("rds_ib_frag",
sizeof(struct rds_page_frag),
0, SLAB_HWCACHE_ALIGN, NULL);
- if (!rds_ib_frag_slab)
+ if (!rds_ib_frag_slab) {
kmem_cache_destroy(rds_ib_incoming_slab);
- else
+ rds_ib_incoming_slab = NULL;
+ } else
ret = 0;
out:
return ret;