From: Yann E. MORIN <yann.morin.1998@free.fr>
Date: Tue, 16 Jul 2013 18:32:33 +0000 (+0200)
Subject: kconfig: don't allocate n+1 elements in temporary array
X-Git-Tag: 1.9.9~11
X-Git-Url: https://jxself.org/git/?a=commitdiff_plain;h=26f53e834095e19dfc7cf18b2683c618d98bd9e7;p=carl9170fw.git

kconfig: don't allocate n+1 elements in temporary array

The temporary array that stores the search results is not NULL-terminated,
so there is no reason to allocate n+1 elements.

Reported-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
---

diff --git a/config/symbol.c b/config/symbol.c
index b664d6e..08d4401 100644
--- a/config/symbol.c
+++ b/config/symbol.c
@@ -1010,7 +1010,7 @@ struct symbol **sym_re_search(const char *pattern)
 			continue;
 		if (regexec(&re, sym->name, 1, match, 0))
 			continue;
-		if (cnt + 1 >= size) {
+		if (cnt >= size) {
 			void *tmp;
 			size += 16;
 			tmp = realloc(sym_match_arr, size * sizeof(struct sym_match *));