hibernate-resume: refuse to run outside of an initrd

diff --git a/src/hibernate-resume/hibernate-resume.c b/src/hibernate-resume/hibernate-resume.c
index 8f68f81f9e95e21b3ebc8dbe7d96407c5dbfec0b..b234a0b49a30c4afda288170ecbe1dd1da2cb77c 100644 (file)
--- a/src/hibernate-resume/hibernate-resume.c
+++ b/src/hibernate-resume/hibernate-resume.c
@@ -46,6 +46,10 @@ int main(int argc, char *argv[]) {
 
         umask(0022);
 
+        /* Refuse to run unless we are in an initrd() */
+        if (!in_initrd())
+                return EXIT_SUCCESS;
+
         device = argv[1];
 
         if (stat(device, &st) < 0) {