X-Git-Url: http://git.openwrt.org/openwrt/feeds.git?a=blobdiff_plain;f=sysupgrade.c;h=96a29e919e0db0458695774519f0508c2ef41bdc;hb=039b88f75367203e540009cc97603b1bce3fafa6;hp=fc588b0248353137d4b81fce130d2d35d8dfa710;hpb=93b2c2d5ed4ca369a9ea48163024125b958212b5;p=project%2Fprocd.git

diff --git a/sysupgrade.c b/sysupgrade.c
index fc588b0..96a29e9 100644
--- a/sysupgrade.c
+++ b/sysupgrade.c
@@ -19,8 +19,10 @@
 #include "sysupgrade.h"
 
 #include <ctype.h>
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
 
 #include <libubox/blobmsg.h>
@@ -103,7 +105,7 @@ void sysupgrade_exec_upgraded(const char *prefix, char *path,
 	execvp(argv[0], argv);
 
 	/* Cleanup on failure */
-	fprintf(stderr, "Failed to exec upgraded.\n");
+	fprintf(stderr, "Failed to exec upgraded: %s\n", strerror(-errno));
 	unsetenv("WDTFD");
 	watchdog_set_cloexec(true);
 	ret = chroot(".");