Unverified Commit e52dce61 authored by Konstantin Komarov's avatar Konstantin Komarov
Browse files

fs/ntfs3: Do not allow to change label if volume is read-only 



Signed-off-by: default avatarKonstantin Komarov <almaz.alexandrovich@paragon-software.com>
parent d27e202b

fs/ntfs3/super.c

+6 −1
Original line number Diff line number Diff line
@@ -497,7 +497,12 @@ static ssize_t ntfs3_label_write(struct file *file, const char __user *buffer, 
	int err;

	struct super_block *sb = pde_data(file_inode(file));

	ssize_t ret = count;

	u8 *label = kmalloc(count, GFP_NOFS);

	u8 *label;



	if (sb_rdonly(sb))

		return -EROFS;



	label = kmalloc(count, GFP_NOFS);



	if (!label)

		return -ENOMEM;