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Diffstat (limited to 'fs/ext4/xattr.c')
-rw-r--r--fs/ext4/xattr.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 1846e9168f80..59c9ec7eabae 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -231,13 +231,12 @@ static int
__xattr_check_inode(struct inode *inode, struct ext4_xattr_ibody_header *header,
void *end, const char *function, unsigned int line)
{
- struct ext4_xattr_entry *entry = IFIRST(header);
int error = -EFSCORRUPTED;
- if (((void *) header >= end) ||
+ if (end - (void *)header < sizeof(*header) + sizeof(u32) ||
(header->h_magic != cpu_to_le32(EXT4_XATTR_MAGIC)))
goto errout;
- error = ext4_xattr_check_names(entry, end, entry);
+ error = ext4_xattr_check_names(IFIRST(header), end, IFIRST(header));
errout:
if (error)
__ext4_error_inode(inode, function, line, 0,