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btrfs: rename err to ret in __set_extent_bit()

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Unify naming of return value to the preferred way.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2024-03-19 12:15:16 +08:00 committed by David Sterba
parent 93bc66f4b6
commit cbb6b5d208
1 changed files with 14 additions and 14 deletions
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28
fs/btrfs/extent-io-tree.c
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@ -1059,7 +1059,7 @@ static int __set_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
struct extent_state *prealloc = NULL; struct extent_state *prealloc = NULL;
struct rb_node **p = NULL; struct rb_node **p = NULL;
struct rb_node *parent = NULL; struct rb_node *parent = NULL;
int err = 0; int ret = 0;
u64 last_start; u64 last_start;
u64 last_end; u64 last_end;
u32 exclusive_bits = (bits & EXTENT_LOCKED); u32 exclusive_bits = (bits & EXTENT_LOCKED);
@ -1122,7 +1122,7 @@ hit_next:
if (state->state & exclusive_bits) { if (state->state & exclusive_bits) {
*failed_start = state->start; *failed_start = state->start;
cache_state(state, failed_state); cache_state(state, failed_state);
err = -EEXIST; ret = -EEXIST;
goto out; goto out;
} }
@ -1158,7 +1158,7 @@ hit_next:
if (state->state & exclusive_bits) { if (state->state & exclusive_bits) {
*failed_start = start; *failed_start = start;
cache_state(state, failed_state); cache_state(state, failed_state);
err = -EEXIST; ret = -EEXIST;
goto out; goto out;
} }
@ -1175,12 +1175,12 @@ hit_next:
prealloc = alloc_extent_state_atomic(prealloc); prealloc = alloc_extent_state_atomic(prealloc);
if (!prealloc) if (!prealloc)
goto search_again; goto search_again;
err = split_state(tree, state, prealloc, start); ret = split_state(tree, state, prealloc, start);
if (err) if (ret)
extent_io_tree_panic(tree, state, "split", err); extent_io_tree_panic(tree, state, "split", ret);
prealloc = NULL; prealloc = NULL;
if (err) if (ret)
goto out; goto out;
if (state->end <= end) { if (state->end <= end) {
set_state_bits(tree, state, bits, changeset); set_state_bits(tree, state, bits, changeset);
@ -1224,8 +1224,8 @@ hit_next:
prealloc->end = this_end; prealloc->end = this_end;
inserted_state = insert_state(tree, prealloc, bits, changeset); inserted_state = insert_state(tree, prealloc, bits, changeset);
if (IS_ERR(inserted_state)) { if (IS_ERR(inserted_state)) {
err = PTR_ERR(inserted_state); ret = PTR_ERR(inserted_state);
extent_io_tree_panic(tree, prealloc, "insert", err); extent_io_tree_panic(tree, prealloc, "insert", ret);
} }
cache_state(inserted_state, cached_state); cache_state(inserted_state, cached_state);
@ -1244,16 +1244,16 @@ hit_next:
if (state->state & exclusive_bits) { if (state->state & exclusive_bits) {
*failed_start = start; *failed_start = start;
cache_state(state, failed_state); cache_state(state, failed_state);
err = -EEXIST; ret = -EEXIST;
goto out; goto out;
} }
prealloc = alloc_extent_state_atomic(prealloc); prealloc = alloc_extent_state_atomic(prealloc);
if (!prealloc) if (!prealloc)
goto search_again; goto search_again;
err = split_state(tree, state, prealloc, end + 1); ret = split_state(tree, state, prealloc, end + 1);
if (err) if (ret)
extent_io_tree_panic(tree, state, "split", err); extent_io_tree_panic(tree, state, "split", ret);
set_state_bits(tree, prealloc, bits, changeset); set_state_bits(tree, prealloc, bits, changeset);
cache_state(prealloc, cached_state); cache_state(prealloc, cached_state);
@ -1275,7 +1275,7 @@ out:
if (prealloc) if (prealloc)
free_extent_state(prealloc); free_extent_state(prealloc);
return err; return ret;
} }