From 2b114d1d33551ab1dcaa1d0b3a956df3776fb767 Mon Sep 17 00:00:00 2001 From: Peter Date: Tue, 1 Apr 2008 11:21:40 -0400 Subject: [PATCH] Btrfs: Correct usage of IS_ERR() in extent_io.c Signed-off-by: Peter Teoh Signed-off-by: Chris Mason --- fs/btrfs/extent_io.c | 18 +++++++++--------- 1 file 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) -- 2.30.2