[PATCH] fs/eventpoll: error handling micro-cleanup

While reviewing the 'may be used uninitialized' bogus gcc warnings, I
noticed that an error code assignment was only needed if an error had
actually occured.
Signed-off-by: NJeff Garzik <jeff@garzik.org>
Cc: Davide Libenzi <davidel@xmailserver.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

fs/eventpoll.c

@@ -720,9 +720,10 @@ static int ep_getfd(int *efd, struct inode **einode, struct file **efile,
 
 	/* Allocates an inode from the eventpoll file system */
 	inode = ep_eventpoll_inode();
-	error = PTR_ERR(inode);
-	if (IS_ERR(inode))
+	if (IS_ERR(inode)) {
+		error = PTR_ERR(inode);
 		goto eexit_2;
+	}
 
 	/* Allocates a free descriptor to plug the file onto */
 	error = get_unused_fd();