NFS: check for req==NULL in nfs_try_to_update_request cleanup

Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

NFS: check for req==NULL in nfs_try_to_update_request cleanup
Signed-off-by: Fred Isaman <iisaman@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
ca138f36 · Fred Isaman · Trond Myklebust · adae0fe0 · ca138f36
Commit ca138f36 authored Apr 05, 2012 by Fred Isaman Committed by Trond Myklebust Apr 18, 2012
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fs/nfs/write.c fs/nfs/write.c +2 -1

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--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -682,6 +682,7 @@ static struct nfs_page *nfs_try_to_update_request(struct inode *inode,
 		req->wb_bytes = rqend - req->wb_offset;
 out_unlock:
 	spin_unlock(&inode->i_lock);
+	if (req)
 		nfs_clear_request_commit(req);
 	return req;
 out_flushme: