diff options
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/pidfile.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libbb/pidfile.c b/libbb/pidfile.c index 50af91f..64e67c3 100644 --- a/libbb/pidfile.c +++ b/libbb/pidfile.c @@ -17,13 +17,15 @@ int write_pidfile(const char *path) char *end; char buf[sizeof(int)*3 + 2]; + if (!path) + return 1; /* we will overwrite stale pidfile */ pid_fd = open(path, O_WRONLY|O_CREAT|O_TRUNC, 0666); if (pid_fd < 0) return 0; /* few bytes larger, but doesn't use stdio */ end = utoa_to_buf(getpid(), buf, sizeof(buf)); - end[0] = '\n'; + *end = '\n'; full_write(pid_fd, buf, end - buf + 1); close(pid_fd); return 1; |