tree 71b9646f2248e486079a613e977fd5d1b17fd30d
parent d78f93384da1e21825144fdfac5dc0bc18db21bd
author Yunlei He <heyunlei@huawei.com> 1482149448 +0800
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1489297311 +0100

f2fs: fix a problem of using memory after free

commit 7855eba4d6102f811b6dd142d6c749f53b591fa3 upstream.

This patch fix a problem of using memory after free
in function __try_merge_extent_node.

Fixes: 0f825ee6e873 ("f2fs: add new interfaces for extent tree")
Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>