From: Andrew Morton <[EMAIL PROTECTED]>
As noted by Kevin, tipc's release() does down_interruptible() and ignores the
return value. So if signal_pending() we'll end up doing up() on a non-downed
semaphore. Fix.
Cc: Kevin Winchester <[EMAIL PROTECTED]>
Cc: Per Liden <[EMAIL PROTECTED]>
Cc: Jon Maloy <[EMAIL PROTECTED]>
Cc: Allan Stephens <[EMAIL PROTECTED]>
Cc: "David S. Miller" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
net/tipc/socket.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN net/tipc/socket.c~tipc-fix-semaphore-handling net/tipc/socket.c
--- a/net/tipc/socket.c~tipc-fix-semaphore-handling
+++ a/net/tipc/socket.c
@@ -253,7 +253,7 @@ static int release(struct socket *sock)
dbg("sock_delete: %x\n",tsock);
if (!tsock)
return 0;
- down_interruptible(&tsock->sem);
+ down(&tsock->sem);
if (!sock->sk) {
up(&tsock->sem);
return 0;
_
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