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authordjm@openbsd.org <djm@openbsd.org>2020-11-03 23:53:12 +0100
committerDamien Miller <djm@mindrot.org>2020-11-04 00:09:25 +0100
commit05bcd0cadf160fd4826a2284afa7cba6ec432633 (patch)
tree4046fc6c000e1b674e8fc4b32b8b4bb527ba838f /match.c
parentupstream: print reason in fatal error message when (diff)
downloadopenssh-05bcd0cadf160fd4826a2284afa7cba6ec432633.tar.xz
openssh-05bcd0cadf160fd4826a2284afa7cba6ec432633.zip
upstream: fold consecutive '*' wildcards to mitigate combinatorial
explosion of recursive searches; ok dtucker OpenBSD-Commit-ID: d18bcb39c40fb8a1ab61153db987e7d11dd3792b
Diffstat (limited to 'match.c')
-rw-r--r--match.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/match.c b/match.c
index 927565c18..3ac854d38 100644
--- a/match.c
+++ b/match.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: match.c,v 1.42 2020/07/05 23:59:45 djm Exp $ */
+/* $OpenBSD: match.c,v 1.43 2020/11/03 22:53:12 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -53,7 +53,6 @@
* Returns true if the given string matches the pattern (which may contain ?
* and * as wildcards), and zero if it does not match.
*/
-
int
match_pattern(const char *s, const char *pattern)
{
@@ -63,8 +62,9 @@ match_pattern(const char *s, const char *pattern)
return !*s;
if (*pattern == '*') {
- /* Skip the asterisk. */
- pattern++;
+ /* Skip this and any consecutive asterisks. */
+ while (*pattern == '*')
+ pattern++;
/* If at end of pattern, accept immediately. */
if (!*pattern)