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-rw-r--r--ipc/mqueue.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 33f71520b89c..0acf245f441d 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -23,6 +23,7 @@
#include <linux/skbuff.h>
#include <linux/netlink.h>
#include <linux/syscalls.h>
+#include <linux/signal.h>
#include <net/sock.h>
#include "util.h"
@@ -976,8 +977,7 @@ asmlinkage long sys_mq_notify(mqd_t mqdes,
notification.sigev_notify != SIGEV_THREAD))
return -EINVAL;
if (notification.sigev_notify == SIGEV_SIGNAL &&
- (notification.sigev_signo < 0 ||
- notification.sigev_signo > _NSIG)) {
+ !valid_signal(notification.sigev_signo)) {
return -EINVAL;
}
if (notification.sigev_notify == SIGEV_THREAD) {

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