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Btrfs: more return code checking

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-02-28 16:46:22 -05:00
committed by David Woodhouse
parent aa5d6bed25
commit 0f70abe2b3
2 changed files with 21 additions and 11 deletions
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17
fs/btrfs/ctree.c
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@@ -1087,7 +1087,9 @@ static int del_ptr(struct ctree_root *root, struct ctree_path *path, int level)
break;
}
level++;
free_extent(root, blocknr, 1);
wret = free_extent(root, blocknr, 1);
if (wret)
ret = wret;
if (!path->nodes[level])
BUG();
}
@@ -1136,7 +1138,9 @@ int del_item(struct ctree_root *root, struct ctree_path *path)
wret = del_ptr(root, path, 1);
if (wret)
ret = wret;
free_extent(root, leaf_buf->blocknr, 1);
wret = free_extent(root, leaf_buf->blocknr, 1);
if (wret)
ret = wret;
}
} else {
int used = leaf_space_used(leaf, 0, leaf->header.nritems);
@@ -1173,7 +1177,9 @@ int del_item(struct ctree_root *root, struct ctree_path *path)
if (wret)
ret = wret;
tree_block_release(root, leaf_buf);
free_extent(root, blocknr, 1);
wret = free_extent(root, blocknr, 1);
if (wret)
ret = wret;
} else {
tree_block_release(root, leaf_buf);
}
@@ -1184,7 +1190,8 @@ int del_item(struct ctree_root *root, struct ctree_path *path)
/*
* walk up the tree as far as required to find the next leaf.
* returns 0 if it found something or -1 if there are no greater leaves.
* returns 0 if it found something or 1 if there are no greater leaves.
* returns < 0 on io errors.
*/
int next_leaf(struct ctree_root *root, struct ctree_path *path)
{
@@ -1196,7 +1203,7 @@ int next_leaf(struct ctree_root *root, struct ctree_path *path)
while(level < MAX_LEVEL) {
if (!path->nodes[level])
return -1;
return 1;
slot = path->slots[level] + 1;
c = path->nodes[level];
if (slot >= c->node.header.nritems) {