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NFS: check for req==NULL in nfs_try_to_update_request cleanup

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Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Fred Isaman 2012-04-05 15:26:36 -04:00 committed by Trond Myklebust
parent adae0fe0ea
commit ca138f368a
1 changed files with 2 additions and 1 deletions
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3
fs/nfs/write.c
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@ -682,7 +682,8 @@ 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);
nfs_clear_request_commit(req);
if (req)
nfs_clear_request_commit(req);
return req;
out_flushme:
spin_unlock(&inode->i_lock);