[PATCH -mm] sys_semctl gcc 4.1 warning fix

Fixes the following warnings,

ipc/sem.c: In function 'sys_semctl':
ipc/sem.c:810: warning: 'setbuf.uid' may be used uninitialized in this function
ipc/sem.c:810: warning: 'setbuf.gid' may be used uninitialized in this function
ipc/sem.c:810: warning: 'setbuf.mode' may be used uninitialized in this function

Signed-Off-By: Daniel Walker <[email protected]>

Index: linux-2.6.16/ipc/sem.c
===================================================================
--- linux-2.6.16.orig/ipc/sem.c
+++ linux-2.6.16/ipc/sem.c
@@ -807,7 +807,7 @@ static int semctl_down(int semid, int se
 {
 	struct sem_array *sma;
 	int err;
-	struct sem_setbuf setbuf;
+	struct sem_setbuf setbuf = {0, 0, 0};
 	struct kern_ipc_perm *ipcp;
 
 	if(cmd == IPC_SET) {
-
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