1 files changed, 3 insertions, 0 deletions
diff --git a/src/shared/fstab-util.c b/src/shared/fstab-util.c
index 546c81b80f..a886f6a5da 100644
--- a/src/shared/fstab-util.c
+++ b/src/shared/fstab-util.c
@@ -140,6 +140,9 @@ int fstab_find_pri(const char *options, int *ret) {
         if (r < 0)
                 return r;
 
+        if ((int) pri < 0)
+                return -ERANGE;
+
         *ret = (int) r;
         return 1;
 }