From 3ed97d6345a36a0a61e6af62ad8a66ca40f1aa2e Mon Sep 17 00:00:00 2001
From: Ilya Dryomov <idryomov@gmail.com>
Date: Tue, 26 Apr 2016 15:05:29 +0200
Subject: libceph: make ceph_osdc_put_request() accept NULL

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
---
 net/ceph/osd_client.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'net')

diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 40a53a70efdf..cacce9e35f08 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -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);
 
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