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authorPeter <htmldeveloper@gmail.com>2008-04-01 11:21:40 -0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:04:01 -0400
commit2b114d1d33551ab1dcaa1d0b3a956df3776fb767 (patch)
treedcc5b37532bc1ac65844e18e258801cfc6353940 /fs/btrfs/extent_io.c
parente58ca0203d32869a01540a293df40ddc480dc378 (diff)
Btrfs: Correct usage of IS_ERR() in extent_io.c
Signed-off-by: Peter Teoh <htmldeveloper@gmail.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent_io.c')
-rw-r--r--fs/btrfs/extent_io.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index b99cfabd008e..776c33f1e6fe 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -120,7 +120,7 @@ struct extent_state *alloc_extent_state(gfp_t mask)
unsigned long flags;
state = kmem_cache_alloc(extent_state_cache, mask);
- if (!state || IS_ERR(state))
+ if (!state)
return state;
state->state = 0;
state->private = 0;
@@ -957,7 +957,7 @@ int find_first_extent_bit(struct extent_io_tree *tree, u64 start,
* our range starts.
*/
node = tree_search(tree, start);
- if (!node || IS_ERR(node)) {
+ if (!node) {
goto out;
}
@@ -990,7 +990,7 @@ struct extent_state *find_first_extent_bit_state(struct extent_io_tree *tree,
* our range starts.
*/
node = tree_search(tree, start);
- if (!node || IS_ERR(node)) {
+ if (!node) {
goto out;
}
@@ -1024,7 +1024,7 @@ u64 find_lock_delalloc_range(struct extent_io_tree *tree,
*/
search_again:
node = tree_search(tree, cur_start);
- if (!node || IS_ERR(node)) {
+ if (!node) {
*end = (u64)-1;
goto out;
}
@@ -1112,7 +1112,7 @@ u64 count_range_bits(struct extent_io_tree *tree,
* our range starts.
*/
node = tree_search(tree, cur_start);
- if (!node || IS_ERR(node)) {
+ if (!node) {
goto out;
}
@@ -1213,7 +1213,7 @@ int set_state_private(struct extent_io_tree *tree, u64 start, u64 private)
* our range starts.
*/
node = tree_search(tree, start);
- if (!node || IS_ERR(node)) {
+ if (!node) {
ret = -ENOENT;
goto out;
}
@@ -1240,7 +1240,7 @@ int get_state_private(struct extent_io_tree *tree, u64 start, u64 *private)
* our range starts.
*/
node = tree_search(tree, start);
- if (!node || IS_ERR(node)) {
+ if (!node) {
ret = -ENOENT;
goto out;
}
@@ -2642,7 +2642,7 @@ struct extent_buffer *alloc_extent_buffer(struct extent_io_tree *tree,
int uptodate = 1;
eb = __alloc_extent_buffer(tree, start, len, mask);
- if (!eb || IS_ERR(eb))
+ if (!eb)
return NULL;
if (eb->flags & EXTENT_BUFFER_FILLED)
@@ -2717,7 +2717,7 @@ struct extent_buffer *find_extent_buffer(struct extent_io_tree *tree,
int uptodate = 1;
eb = __alloc_extent_buffer(tree, start, len, mask);
- if (!eb || IS_ERR(eb))
+ if (!eb)
return NULL;
if (eb->flags & EXTENT_BUFFER_FILLED)