e2fsprogs/0028-libext2fs-fix-memory-leak-in-error-path-while-openin.patch
Weifeng Su 4134e45e6f Backport patches from upstream
Signed-off-by: Weifeng Su <suweifeng1@huawei.com>
2023-06-25 16:28:33 +00:00

44 lines
1.2 KiB
Diff

From 1c966c9dffef7e823a020a2f3982e9b9b1953e8b Mon Sep 17 00:00:00 2001
From: zhanchengbin <zhanchengbin1@huawei.com>
Date: Fri, 31 Dec 2021 15:43:36 +0800
Subject: libext2fs: fix memory leak in error path while opening test_io
manager
Link: https://lore.kernel.org/r/d0632bbc-9713-38a9-c914-137b702f6ae1@huawei.com
Signed-off-by: zhanchengbin <zhanchengbin1@huawei.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
---
lib/ext2fs/test_io.c | 2 ++
lib/ext2fs/undo_io.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/lib/ext2fs/test_io.c b/lib/ext2fs/test_io.c
index 480e68fc..6843edbc 100644
--- a/lib/ext2fs/test_io.c
+++ b/lib/ext2fs/test_io.c
@@ -248,6 +248,8 @@ static errcode_t test_open(const char *name, int flags, io_channel *channel)
return 0;
cleanup:
+ if (io && io->name)
+ ext2fs_free_mem(&io->name);
if (io)
ext2fs_free_mem(&io);
if (data)
diff --git a/lib/ext2fs/undo_io.c b/lib/ext2fs/undo_io.c
index eb56f53d..f4a6d526 100644
--- a/lib/ext2fs/undo_io.c
+++ b/lib/ext2fs/undo_io.c
@@ -790,6 +790,8 @@ cleanup:
io_channel_close(data->real);
if (data)
ext2fs_free_mem(&data);
+ if (io && io->name)
+ ext2fs_free_mem(&io->name);
if (io)
ext2fs_free_mem(&io);
return retval;
--
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