libssh2/backport-Add-NULL-pointer-check-for-outlen-before-use-1109.patch
bitianyuan 9f753913aa backport some upstream patches
(cherry picked from commit 51fdb9be6c5591c0f02dbed57496dedbdcb12f3d)
2024-11-18 14:29:07 +08:00

33 lines
891 B
Diff

From 724effcb47ebb713d3ef1776684b8f6407b4b6a5 Mon Sep 17 00:00:00 2001
From: ren mingshuai <78132473+rmsh1216@users.noreply.github.com>
Date: Sat, 1 Jul 2023 01:34:44 +0800
Subject: [PATCH] Add NULL pointer check for outlen before use (#1109)
Before assigning a value to the outlen, we need to check whether it is NULL.
Credit: Ren Mingshuai <renmingshuai@huawei.com>
Reference:https://github.com/libssh2/libssh2/commit/724effcb47ebb713d3ef1776684b8f6407b4b6a5
Conflict:NA
---
src/misc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/misc.c b/src/misc.c
index b386e3d6..398457d4 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -901,7 +901,8 @@ int _libssh2_copy_string(LIBSSH2_SESSION *session, struct string_buf *buf,
}
}
else {
- *outlen = 0;
+ if(outlen)
+ *outlen = 0;
*outbuf = NULL;
}
--
2.27.0