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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-11-06 10:30:29 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-11-06 10:30:29 -0800 |
| commit | 9761070d14db0ac0706684eb2fa37dca3087efa1 (patch) | |
| tree | 70858e3496309eed60ba1ff864faccefba1be58c /fs/ext4/fast_commit.c | |
| parent | 90153f928bee544c794a2410afba6d936a09edce (diff) | |
| parent | 0d043351e5baf3857f915367deba2a518b6a0809 (diff) | |
| download | linux-9761070d14db0ac0706684eb2fa37dca3087efa1.tar.bz2 | |
Merge tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 fixes from Ted Ts'o:
"Fix a number of bugs, including some regressions, the most serious of
which was one which would cause online resizes to fail with file
systems with metadata checksums enabled.
Also fix a warning caused by the newly added fortify string checker,
plus some bugs that were found using fuzzed file systems"
* tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
ext4: fix fortify warning in fs/ext4/fast_commit.c:1551
ext4: fix wrong return err in ext4_load_and_init_journal()
ext4: fix warning in 'ext4_da_release_space'
ext4: fix BUG_ON() when directory entry has invalid rec_len
ext4: update the backup superblock's at the end of the online resize
Diffstat (limited to 'fs/ext4/fast_commit.c')
| -rw-r--r-- | fs/ext4/fast_commit.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/ext4/fast_commit.c b/fs/ext4/fast_commit.c index ef05bfa87798..0f6d0a80467d 100644 --- a/fs/ext4/fast_commit.c +++ b/fs/ext4/fast_commit.c @@ -1521,6 +1521,7 @@ static int ext4_fc_replay_inode(struct super_block *sb, struct ext4_fc_tl *tl, struct ext4_iloc iloc; int inode_len, ino, ret, tag = tl->fc_tag; struct ext4_extent_header *eh; + size_t off_gen = offsetof(struct ext4_inode, i_generation); memcpy(&fc_inode, val, sizeof(fc_inode)); @@ -1548,8 +1549,8 @@ static int ext4_fc_replay_inode(struct super_block *sb, struct ext4_fc_tl *tl, raw_inode = ext4_raw_inode(&iloc); memcpy(raw_inode, raw_fc_inode, offsetof(struct ext4_inode, i_block)); - memcpy(&raw_inode->i_generation, &raw_fc_inode->i_generation, - inode_len - offsetof(struct ext4_inode, i_generation)); + memcpy((u8 *)raw_inode + off_gen, (u8 *)raw_fc_inode + off_gen, + inode_len - off_gen); if (le32_to_cpu(raw_inode->i_flags) & EXT4_EXTENTS_FL) { eh = (struct ext4_extent_header *)(&raw_inode->i_block[0]); if (eh->eh_magic != EXT4_EXT_MAGIC) { |