forked from rpms/e2fsprogs
37 lines
1.1 KiB
Diff
37 lines
1.1 KiB
Diff
From 18850fa92c398f4a60827dd5da020f9af0822424 Mon Sep 17 00:00:00 2001
|
|
From: Zhiqiang Liu <liuzhiqiang26@huawei.com>
|
|
Date: Wed, 28 Jul 2021 09:56:48 +0800
|
|
Subject: [PATCH 37/46] lsattr: check whether path is NULL in lsattr_dir_proc()
|
|
Content-Type: text/plain
|
|
|
|
In lsattr_dir_proc(), if malloc() return NULL, it will cause
|
|
a segmentation fault problem.
|
|
|
|
Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
|
|
Signed-off-by: Wu Guanghao <wuguanghao3@huawei.com>
|
|
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
|
|
Signed-off-by: Lukas Czerner <lczerner@redhat.com>
|
|
---
|
|
misc/lsattr.c | 5 +++++
|
|
1 file changed, 5 insertions(+)
|
|
|
|
diff --git a/misc/lsattr.c b/misc/lsattr.c
|
|
index 0d954376..55080e92 100644
|
|
--- a/misc/lsattr.c
|
|
+++ b/misc/lsattr.c
|
|
@@ -144,6 +144,11 @@ static int lsattr_dir_proc (const char * dir_name, struct dirent * de,
|
|
int dir_len = strlen(dir_name);
|
|
|
|
path = malloc(dir_len + strlen (de->d_name) + 2);
|
|
+ if (!path) {
|
|
+ fputs(_("Couldn't allocate path variable in lsattr_dir_proc\n"),
|
|
+ stderr);
|
|
+ return -1;
|
|
+ }
|
|
|
|
if (dir_len && dir_name[dir_len-1] == '/')
|
|
sprintf (path, "%s%s", dir_name, de->d_name);
|
|
--
|
|
2.35.1
|
|
|