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btrfs: btrfs_bio_clone never fails, skip error handling 

Update direct callers of btrfs_bio_clone that do error handling, that we
can now remove.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-06-02 17:38:30 +02:00
parent 0c4dd97c5e
commit 3aa8e074ab
2 changed files with 2 additions and 7 deletions
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4
fs/btrfs/inode.c
View File

@ -8584,10 +8584,6 @@ static void btrfs_submit_direct(struct bio *dio_bio, struct inode *inode,
skip_sum = BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM;
bio = btrfs_bio_clone(dio_bio, GFP_NOFS);
if (!bio) {
ret = -ENOMEM;
goto free_ordered;
}
dip = kzalloc(sizeof(*dip), GFP_NOFS);
if (!dip) {

5
fs/btrfs/volumes.c
View File

@ -6255,10 +6255,9 @@ int btrfs_map_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
continue;
}
if (dev_nr < total_devs - 1) {
if (dev_nr < total_devs - 1)
bio = btrfs_bio_clone(first_bio, GFP_NOFS);
BUG_ON(!bio); /* -ENOMEM */
} else
else
bio = first_bio;
submit_stripe_bio(bbio, bio, bbio->stripes[dev_nr].physical,