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authorGu Zheng <guz.fnst@cn.fujitsu.com>2013-11-26 16:44:16 +0800
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2013-12-23 10:18:04 +0900
commit36795567942a033ef9e22d8eba86396ffb9aa80c (patch)
treec02b4f392993b4b7c9db64862d16db9bbed2e304
parent0e80220ac554ea55fd867dede91f0054a13cf85c (diff)
f2fs: fix a potential out of range issue
Fix a potential out of range issue introduced by commit: 22fb72225a f2fs: simplify write_orphan_inodes for better readable Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
-rw-r--r--fs/f2fs/checkpoint.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 7fe69ff2bfe7..3e62987e333a 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -323,9 +323,9 @@ static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk)
memset(orphan_blk, 0, sizeof(*orphan_blk));
}
- orphan_blk->ino[nentries] = cpu_to_le32(orphan->ino);
+ orphan_blk->ino[nentries++] = cpu_to_le32(orphan->ino);
- if (nentries++ == F2FS_ORPHANS_PER_BLOCK) {
+ if (nentries == F2FS_ORPHANS_PER_BLOCK) {
/*
* an orphan block is full of 1020 entries,
* then we need to flush current orphan blocks