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-rw-r--r--asroot.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/asroot.c b/asroot.c
index 193926d..eefb81c 100644
--- a/asroot.c
+++ b/asroot.c
@@ -237,11 +237,11 @@ check_password(void)
for (;;) {
hostname = realloc(hostname, size *= 2);
if (!hostname) {
- fprintf(stderr, "%s: realloc %zu: %s\n", argv0, size, strerror(errno));
+ fprintf(stderr, "%s: realloc1 %zu: %s\n", argv0, size, strerror(errno));
}
*hostname = 0;
if (!gethostname(hostname, size)) {
- if (!hostname[size - 2])
+ if (strnlen(hostname, size) < size - 1)
break;
} else if (errno != ENAMETOOLONG) {
fprintf(stderr, "%s: gethostname %zu: %s\n", argv0, size, strerror(errno));
@@ -393,7 +393,9 @@ main(int argc, char *argv[])
exit(EXIT_ERROR);
}
- execvpe(argv[0], argv, new_environ ? new_environ : environ);
+ if (new_environ)
+ environ = new_environ;
+ execvp(argv[0], argv);
fprintf(stderr, "%s: execvpe %s: %s\n", argv0, argv[0], strerror(errno));
return errno == ENOENT ? EXIT_NOENT : EXIT_EXEC;
}