1 files changed, 4 insertions, 0 deletions

diff --git a/fs/fcntl.c b/fs/fcntl.c
index 313eba860346..693322e28751 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -116,6 +116,10 @@ int f_setown(struct file *filp, unsigned long arg, int force)
         int who = arg;
         type = PIDTYPE_PID;
         if (who < 0) {
+                /* avoid overflow below */
+                if (who == INT_MIN)
+                        return -EINVAL;
+
                 type = PIDTYPE_PGID;
                 who = -who;
         }