util-linux/backport-libmount-fix-possible-NULL-dereference-coverity-scan.patch

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2024-12-16 02:37:59 +00:00
From c8448495049b22e6ee30c84c377e61f65d886ca3 Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Mon, 6 Nov 2023 11:40:27 +0100
Subject: [PATCH] libmount: fix possible NULL dereference [coverity scan]
Signed-off-by: Karel Zak <kzak@redhat.com>
Reference:https://github.com/util-linux/util-linux/commit/c8448495049b22e6ee30c84c377e61f65d886ca3
Conflict:NA
---
libmount/src/tab.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libmount/src/tab.c b/libmount/src/tab.c
index 5c2d5c868..972566467 100644
--- a/libmount/src/tab.c
+++ b/libmount/src/tab.c
@@ -660,7 +660,7 @@ int mnt_table_next_child_fs(struct libmnt_table *tb, struct libmnt_iter *itr,
{
struct libmnt_fs *fs, *chfs = NULL;
int parent_id, lastchld_id = 0, chld_id = 0;
- int direction = mnt_iter_get_direction(itr);
+ int direction;
if (!tb || !itr || !parent || !is_mountinfo(tb))
return -EINVAL;
@@ -668,6 +668,7 @@ int mnt_table_next_child_fs(struct libmnt_table *tb, struct libmnt_iter *itr,
DBG(TAB, ul_debugobj(tb, "lookup next child of '%s'",
mnt_fs_get_target(parent)));
parent_id = mnt_fs_get_id(parent);
+ direction = mnt_iter_get_direction(itr);
/* get ID of the previously returned child */
if (itr->head && itr->p != itr->head) {
--
2.33.0