netdev - [PATCH] 9p: fix: Uninitialized variable p.

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-next>] [day] [month] [year] [list]

Message-Id: <1609310713-84972-1-git-send-email-abaci-bugfix@linux.alibaba.com>
Date:   Wed, 30 Dec 2020 14:45:13 +0800
From:   YANG LI <abaci-bugfix@...ux.alibaba.com>
To:     asmadeus@...ewreck.org
Cc:     davem@...emloft.net, kuba@...nel.org, ericvh@...il.com,
        lucho@...kov.net, v9fs-developer@...ts.sourceforge.net,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        YANG LI <abaci-bugfix@...ux.alibaba.com>
Subject: [PATCH] 9p: fix: Uninitialized variable p.

The pointer p is being used but it isn't being initialized,
need to assign a NULL to it.

Signed-off-by: YANG LI <abaci-bugfix@...ux.alibaba.com>
Reported-by: Abaci <abaci@...ux.alibaba.com>
---
 net/9p/trans_virtio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 93f2f86..d4d635f 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -342,7 +342,7 @@ static int p9_get_mapped_pages(struct virtio_chan *chan,
 		/* kernel buffer, no need to pin pages */
 		int index;
 		size_t len;
-		void *p;
+		void *p = NULL;
 
 		/* we'd already checked that it's non-empty */
 		while (1) {
-- 
1.8.3.1