Now that fiemap_check_ranges() is available for other filesystems
to use, so get rid of ext4's private version.
Signed-off-by: Ritesh Harjani <riteshh@xxxxxxxxxxxxx>
---
fs/ext4/ioctl.c | 25 +------------------------
1 file changed, 1 insertion(+), 24 deletions(-)
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 76a2b5200ba3..6a7d7e9027cd 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -733,29 +733,6 @@ static void ext4_fill_fsxattr(struct inode *inode, struct fsxattr *fa)
fa->fsx_projid = from_kprojid(&init_user_ns, ei->i_projid);
}
-/* copied from fs/ioctl.c */
-static int ext4_fiemap_check_ranges(struct super_block *sb,
- u64 start, u64 len, u64 *new_len)
-{
- u64 maxbytes = (u64) sb->s_maxbytes;
-
- *new_len = len;
-
- if (len == 0)
- return -EINVAL;
-
- if (start > maxbytes)
- return -EFBIG;
-
- /*
- * Shrink request scope to what the fs can actually handle.
- */
- if (len > maxbytes || (maxbytes - len) < start)
- *new_len = maxbytes - start;
-
- return 0;
-}
-
/* So that the fiemap access checks can't overflow on 32 bit machines. */
#define FIEMAP_MAX_EXTENTS (UINT_MAX / sizeof(struct fiemap_extent))
@@ -775,7 +752,7 @@ static int ext4_ioctl_get_es_cache(struct file *filp, unsigned long arg)
if (fiemap.fm_extent_count > FIEMAP_MAX_EXTENTS)
return -EINVAL;
- error = ext4_fiemap_check_ranges(sb, fiemap.fm_start, fiemap.fm_length,
+ error = fiemap_check_ranges(sb, fiemap.fm_start, fiemap.fm_length,
&len);
if (error)
return error;
--
2.21.0
