1 files changed, 2 insertions, 0 deletions

diff --git a/kernel/compat.c b/kernel/compat.c
index 75573e5d27b0..b4fbd838cd77 100644
--- a/kernel/compat.c
+++ b/kernel/compat.c
@@ -26,6 +26,8 @@
 
 #include <asm/uaccess.h>
 
+extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat);
+
 int get_compat_timespec(struct timespec *ts, const struct compat_timespec __user *cts)
 {
         return (!access_ok(VERIFY_READ, cts, sizeof(*cts)) ||