fix compat_sys_rt_sigprocmask()

Converting bitmask to 32bit granularity is fine, but we'd better _do_ something with the result. Such as "copy it to userland"... Signed-off-by: Al Viro <[email protected]>
cbmeeks · Mar 3, 2013 · db61ec2 · db61ec2
1 parent 0e803ba
commit db61ec2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/kernel/signal.c b/kernel/signal.c
@@ -2653,7 +2653,7 @@ COMPAT_SYSCALL_DEFINE4(rt_sigprocmask, int, how, compat_sigset_t __user *, nset,
 	if (oset) {
 		compat_sigset_t old32;
 		sigset_to_compat(&old32, &old_set);
-		if (copy_to_user(oset, &old_set, sizeof(sigset_t)))
+		if (copy_to_user(oset, &old32, sizeof(compat_sigset_t)))
 			return -EFAULT;
 	}
 	return 0;