e2fsprogs/SOURCES/e2fsprogs-1.45.6-zap_sector-fix-memory-leak.patch

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2022-09-27 20:06:06 +00:00
From 8f0e75091cfcbdfbfa0f6d0e379e153ddaa268ac Mon Sep 17 00:00:00 2001
From: wuguanghao <wuguanghao3@huawei.com>
Date: Wed, 30 Jun 2021 16:27:15 +0800
Subject: [PATCH 28/46] zap_sector: fix memory leak
Content-Type: text/plain
In zap_sector(), need free buf before return,
otherwise it will cause memory leak.
Signed-off-by: Wu Guanghao <wuguanghao3@huawei.com>
Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Reviewed-by: Wu Bo <wubo40@huawei.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Lukas Czerner <lczerner@redhat.com>
---
misc/mke2fs.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/misc/mke2fs.c b/misc/mke2fs.c
index 0184a3a8..389d0981 100644
--- a/misc/mke2fs.c
+++ b/misc/mke2fs.c
@@ -582,8 +582,10 @@ static void zap_sector(ext2_filsys fs, int sect, int nsect)
else {
magic = (unsigned int *) (buf + BSD_LABEL_OFFSET);
if ((*magic == BSD_DISKMAGIC) ||
- (*magic == BSD_MAGICDISK))
+ (*magic == BSD_MAGICDISK)) {
+ free(buf);
return;
+ }
}
}
--
2.35.1