In case of error, the function ceph_alloc_page_vector() returns
ERR_PTR() and never returns NULL. The NULL test in the return value
check should be replaced with IS_ERR().
Fixes: 1907920324f1 ('libceph: support for sending notifies')
Signed-off-by: Wei Yongjun <weiyj.lk@xxxxxxxxx>
---
net/ceph/osd_client.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index b5ec096..a97e7b5 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -4220,7 +4220,7 @@ static struct ceph_msg *alloc_msg_with_page_vector(struct ceph_msg_header *hdr)
pages = ceph_alloc_page_vector(calc_pages_for(0, data_len),
GFP_NOIO);
- if (!pages) {
+ if (IS_ERR(pages)) {
ceph_msg_put(m);
return NULL;
}
--
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