shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-07 19:30:30 +09:00
Code Issues Packages Projects Releases Wiki Activity

f2fs: fix a problem of using memory after free

Browse Source 
am: ec160ad2ac

Change-Id: I03c5ca770485a1e4acb077e9ef0a1ef4fd44ed64
This commit is contained in:
Yunlei He
2017-03-12 08:31:11 +00:00
committed by android-build-merger
parent 42a0b6ac90 ec160ad2ac
commit 7ba5bdbbdd
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
fs/f2fs/extent_cache.c
View File

@@ -352,11 +352,12 @@ static struct extent_node *__try_merge_extent_node(struct inode *inode,
}
if (next_ex && __is_front_mergeable(ei, &next_ex->ei)) {
if (en)
__release_extent_node(sbi, et, prev_ex);
next_ex->ei.fofs = ei->fofs;
next_ex->ei.blk = ei->blk;
next_ex->ei.len += ei->len;
if (en)
__release_extent_node(sbi, et, prev_ex);
en = next_ex;
}