diff options
| author | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2012-10-09 16:33:56 +0900 |
|---|---|---|
| committer | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2012-10-11 14:24:07 +0900 |
| commit | e1dfb3e3bd8926fc069b9c09a79af43ebde547dd (patch) | |
| tree | 95e07b2c2fa9935c791f7ae3385b16c947e3e51c /ninfod | |
| parent | 9121c00222c6e70d3509466461d386acfeff42ac (diff) | |
| download | iputils-e1dfb3e3bd8926fc069b9c09a79af43ebde547dd.tar.gz | |
ninfod: Check return value of fscanf(3).
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'ninfod')
| -rw-r--r-- | ninfod/ninfod.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/ninfod/ninfod.c b/ninfod/ninfod.c index 2012f5b..318e001 100644 --- a/ninfod/ninfod.c +++ b/ninfod/ninfod.c @@ -361,10 +361,14 @@ static void do_daemonize(void) if (opt_p) { if (!access(opt_p, R_OK)) { if ((fp = fopen(opt_p, "r"))) { - fscanf(fp, "%d", &pid); + if (fscanf(fp, "%d", &pid) != 1) { + DEBUG(LOG_ERR, "pid file '%s' exists, but read failed.\n", + opt_p, pid); + } else { + DEBUG(LOG_ERR, "pid file '%s' exists : %d\n", + opt_p, pid); + } fclose(fp); - DEBUG(LOG_ERR, "pid file '%s' exists : %d\n", - opt_p, pid); exit(1); } } |