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helpers.c:set_hostname() - Fix resource and memory leaks.

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Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Joachim Nilsson committed 2014-10-31 15:26:49 +01:00
1 parent 2fdd64a2d8
commit 8247344f0d
3 files changed
+15 -12
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helpers.c
+13 -10
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@@ -580,7 +580,7 @@ pid_t run_getty(char *cmd, char *args[], int console)
}
if (console) {
i = write(STDERR_FILENO, msg, sizeof(msg));
(void)write(STDERR_FILENO, msg, sizeof(msg));
while (read(STDIN_FILENO, &c, 1) == 1 && c != '\n')
continue;
}
@@ -697,26 +697,29 @@ void do_sleep(unsigned int sec)
;
}
void set_hostname(char *hostname)
void set_hostname(char **hostname)
{
FILE *fp;
_d("Set hostname: %s", hostname);
if ((fp = fopen("/etc/hostname", "r")) != NULL) {
_d("Set hostname: %s", *hostname);
fp = fopen("/etc/hostname", "r");
if (fp) {
struct stat st;
fstat(fileno(fp), &st);
hostname = realloc(hostname, st.st_size);
if (!hostname)
*hostname = realloc(*hostname, st.st_size);
if (!*hostname) {
fclose(fp);
return;
}
fgets(hostname, st.st_size, fp);
chomp(hostname);
fgets(*hostname, st.st_size, fp);
chomp(*hostname);
fclose(fp);
}
if (hostname)
sethostname(hostname, strlen(hostname));
if (*hostname)
sethostname(*hostname, strlen(*hostname));
}
/**