diff options
| -rw-r--r-- | sysupgrade.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sysupgrade.c b/sysupgrade.c index fc588b0..e6c1c95 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> @@ -100,10 +102,12 @@ void sysupgrade_exec_upgraded(const char *prefix, char *path, free(name); } + errno = 0; + 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("."); |