netdev - [PATCH 3/6] misc/ss: simplify buffer realloc, fix checking realloc failure

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1438863876-1935-3-git-send-email-phil@nwl.cc>
Date:	Thu,  6 Aug 2015 14:24:33 +0200
From:	Phil Sutter <phil@....cc>
To:	Stephen Hemminger <shemming@...cade.com>
Cc:	netdev@...r.kernel.org
Subject: [PATCH 3/6] misc/ss: simplify buffer realloc, fix checking realloc failure

Signed-off-by: Phil Sutter <phil@....cc>
---
 misc/ss.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/misc/ss.c b/misc/ss.c
index af5a3c2..e77655a 100644
--- a/misc/ss.c
+++ b/misc/ss.c
@@ -550,7 +550,7 @@ static int find_entry(unsigned ino, char **buf, int type)
 	struct user_ent *p;
 	int cnt = 0;
 	char *ptr;
-	char **new_buf = buf;
+	char *new_buf;
 	int len, new_buf_len;
 	int buf_used = 0;
 	int buf_len = 0;
@@ -592,12 +592,12 @@ static int find_entry(unsigned ino, char **buf, int type)
 
 			if (len < 0 || len >= buf_len - buf_used) {
 				new_buf_len = buf_len + ENTRY_BUF_SIZE;
-				*new_buf = realloc(*buf, new_buf_len);
+				new_buf = realloc(*buf, new_buf_len);
 				if (!new_buf) {
 					fprintf(stderr, "ss: failed to malloc buffer\n");
 					abort();
 				}
-				*buf = *new_buf;
+				*buf = new_buf;
 				buf_len = new_buf_len;
 				continue;
 			} else {
-- 
2.1.2

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html