From 4f4fc8c1d09fcbc154b956c6295fbca9d6b888e5 Mon Sep 17 00:00:00 2001 From: Ruediger Meier Date: Sat, 9 May 2015 00:47:33 +0200 Subject: [PATCH] procutils: reset errno before readdir readdir(3p): "When the end of the directory is encountered, a null pointer shall be returned and errno is not changed" Signed-off-by: Ruediger Meier --- lib/procutils.c | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/procutils.c b/lib/procutils.c index ef969417dd..1823d16b1b 100644 --- a/lib/procutils.c +++ b/lib/procutils.c @@ -143,6 +143,7 @@ int proc_next_pid(struct proc_processes *ps, pid_t *pid) do { char buf[BUFSIZ], *p; + errno = 0; d = readdir(ps->dir); if (!d) return errno ? -1 : 1; /* error or end-of-dir */ -- 2.47.3