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btrfs: initialize ret to -ENOSPC at __reserve_bytes()

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At space-info.c:__reserve_bytes(), instead of initializing 'ret' to 0 when
it's declared and then shortly after set it to -ENOSPC under the space
info's spinlock, initialize it to -ENOSPC when declaring it.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Filipe Manana
2023-03-21 11:13:42 +00:00
committed by David Sterba
parent 9d0d47d5c3
commit 3a49a54894
1 changed files with 1 additions and 2 deletions
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3
fs/btrfs/space-info.c
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@@ -1599,7 +1599,7 @@ static int __reserve_bytes(struct btrfs_fs_info *fs_info,
struct reserve_ticket ticket;
u64 start_ns = 0;
u64 used;
int ret = 0;
int ret = -ENOSPC;
bool pending_tickets;
ASSERT(orig_bytes);
@@ -1622,7 +1622,6 @@ static int __reserve_bytes(struct btrfs_fs_info *fs_info,
async_work = &fs_info->async_reclaim_work;
spin_lock(&space_info->lock);
ret = -ENOSPC;
used = btrfs_space_info_used(space_info, true);
/*