From: Roy Marples <roy@marples.name>
Date: Wed, 8 Jan 2020 20:32:15 +0000 (+0000)
Subject: privsep: If the privsep user does not exist, reset errno
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=632d60f6593a98cb2beefd56d5b1bbf290b194f0;p=thirdparty%2Fdhcpcd.git

privsep: If the privsep user does not exist, reset errno

Incase logerrx sets it....
Now we work on musl!
---

diff --git a/src/privsep.c b/src/privsep.c
index 3eee0f48..e0df47db 100644
--- a/src/privsep.c
+++ b/src/privsep.c
@@ -86,8 +86,11 @@ ps_dostart(struct dhcpcd_ctx *ctx,
 	if ((pw = getpwnam(PRIVSEP_USER)) == NULL) {
 		ctx->options &= ~DHCPCD_PRIVSEP;
 		if (errno == 0) {
-			if (ctx == recv_ctx) /* Only log the once. */
+			if (ctx == recv_ctx) { /* Only log the once. */
 				logerrx("no such user %s", PRIVSEP_USER);
+				/* Just incase logerrx caused an error... */
+				errno = 0;
+			}
 		} else
 			logerr("getpwnam");
 		return -1;