[patch] dovecot-2.3.2.1-fix-errno.patch

dovecot-2.3.2.1-fix-errno.patch (text/plain), 548 bytes, created by Sergei Trofimovich (RETIRED) on 2018-10-04 21:17:56 UTC

errno has undefined value when getpwent() returns non-NULL

Reported-by: Reuben Farrelly
Bug: https://bugs.gentoo.org/667118
Bug: https://sourceware.org/PR23737
--- a/src/auth/userdb-passwd.c
+++ b/src/auth/userdb-passwd.c
@@ -176,8 +176,10 @@ static void passwd_iterate_next(struct userdb_iterate_context *_ctx)
 	while ((pw = getpwent()) != NULL) {
 		if (passwd_iterate_want_pw(pw, set)) {
 			_ctx->callback(pw->pw_name, _ctx->context);
+			errno = 0;
 			return;
 		}
+		errno = 0;
 	}
 	if (errno != 0) {
 		i_error("getpwent() failed: %m");