diff options
| author | Chengguang Xu <cgxu519@mykernel.net> | 2020-06-26 08:49:59 +0300 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2020-07-09 09:14:01 +0300 |
| commit | 1197d04fd3f1daf75cfd0a68442080186e546178 (patch) | |
| tree | 6207050ad8eb190b60fb8c0b4e8f7abbe6a7377d | |
| parent | cf1013f441eb997ae770566f88cf021086d34cff (diff) | |
| download | linux-1197d04fd3f1daf75cfd0a68442080186e546178.tar.xz | |
ext2: initialize quota info in ext2_xattr_set()
In order to correctly account/limit space usage, should initialize
quota info before calling quota related functions.
Link: https://lore.kernel.org/r/20200626054959.114177-1-cgxu519@mykernel.net
Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
Reviewed-by: Reviewed-by: Ritesh Harjani <riteshh@linux.ibm.com>
Signed-off-by: Jan Kara <jack@suse.cz>
| -rw-r--r-- | fs/ext2/xattr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index c802ea682e7f..841fa6d9d744 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -437,6 +437,9 @@ ext2_xattr_set(struct inode *inode, int name_index, const char *name, name_len = strlen(name); if (name_len > 255 || value_len > sb->s_blocksize) return -ERANGE; + error = dquot_initialize(inode); + if (error) + return error; down_write(&EXT2_I(inode)->xattr_sem); if (EXT2_I(inode)->i_file_acl) { /* The inode already has an extended attribute block. */ |