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libceph: make ceph_osdc_put_request() accept NULL

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Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov
2016-04-26 15:05:29 +02:00
parent 663ae2cc04
commit 3ed97d6345
2 changed files with 8 additions and 9 deletions
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8
net/ceph/osd_client.c
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@@ -354,9 +354,11 @@ EXPORT_SYMBOL(ceph_osdc_get_request);
void ceph_osdc_put_request(struct ceph_osd_request *req)
{
dout("%s %p (was %d)\n", __func__, req,
atomic_read(&req->r_kref.refcount));
kref_put(&req->r_kref, ceph_osdc_release_request);
if (req) {
dout("%s %p (was %d)\n", __func__, req,
atomic_read(&req->r_kref.refcount));
kref_put(&req->r_kref, ceph_osdc_release_request);
}
}
EXPORT_SYMBOL(ceph_osdc_put_request);