[ Upstream commit 5c498950f730aa17c5f8a2cdcb903524e4002ed2 ]
Signed-off-by: Luis Henriques lhenriques@suse.com Reviewed-by: Jeff Layton jlayton@kernel.org Signed-off-by: Ilya Dryomov idryomov@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- include/linux/ceph/buffer.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/linux/ceph/buffer.h b/include/linux/ceph/buffer.h index 5e58bb29b1a36..11cdc7c60480f 100644 --- a/include/linux/ceph/buffer.h +++ b/include/linux/ceph/buffer.h @@ -30,7 +30,8 @@ static inline struct ceph_buffer *ceph_buffer_get(struct ceph_buffer *b)
static inline void ceph_buffer_put(struct ceph_buffer *b) { - kref_put(&b->kref, ceph_buffer_release); + if (b) + kref_put(&b->kref, ceph_buffer_release); }
extern int ceph_decode_buffer(struct ceph_buffer **b, void **p, void *end);