[patch] this patch fixes the bug

fix.patch (text/plain), 1.23 KB, created by Herbert Wantesh on 2019-02-02 20:37:30 UTC

diff --git a/src/sleep/sleep.c b/src/sleep/sleep.c
index ca3befb30..125e3a4ac 100644
--- a/src/sleep/sleep.c
+++ b/src/sleep/sleep.c
@@ -44,10 +44,16 @@ static int write_hibernate_location_info(void) {
         if (r < 0)
                 return log_debug_errno(r, "Unable to find hibernation location: %m");
 
-        /* if it's a swap partition, we just write the disk to /sys/power/resume */
-        if (streq(type, "partition"))
-                return write_string_file("/sys/power/resume", device, 0);
-        else if (!streq(type, "file"))
+        /* if it's a swap partition, we just write the disk to /sys/power/resume, convert it to major:minor id */
+        if (streq(type, "partition")) {
+                if (stat( device, &stb) == -1) {
+                        return log_debug_errno(EINVAL, "Error while trying to get stats for %s",
+                                               device);
+    		}
+		char buffer [DECIMAL_STR_MAX(uint)*2+1];
+		sprintf(buffer, "%u:%u",major(stb.st_rdev) , minor(stb.st_rdev) );
+		return write_string_file("/sys/power/resume", buffer, 0);
+	}else if (!streq(type, "file"))
                 return log_debug_errno(EINVAL, "Invalid hibernate type %s: %m",
                                        type);