From 1197d04fd3f1daf75cfd0a68442080186e546178 Mon Sep 17 00:00:00 2001 From: Chengguang Xu Date: Fri, 26 Jun 2020 13:49:59 +0800 Subject: 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 Reviewed-by: Reviewed-by: Ritesh Harjani Signed-off-by: Jan Kara --- fs/ext2/xattr.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'fs/ext2') 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. */ -- cgit v1.2.3