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ext4: Add error checking to kmem_cache_alloc() call in ext4_free_blocks() 

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o 2010-12-20 07:26:59 -05:00
parent 0ff2ea7d84
commit b72143ab3e
1 changed files with 5 additions and 1 deletions
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6
fs/ext4/mballoc.c
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@ -4626,7 +4626,11 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode,
* blocks being freed are metadata. these blocks shouldn't
* be used until this transaction is committed
*/
new_entry = kmem_cache_alloc(ext4_free_ext_cachep, GFP_NOFS);
new_entry = kmem_cache_alloc(ext4_free_ext_cachep, GFP_NOFS);
if (!new_entry) {
err = -ENOMEM;
goto error_return;
}
new_entry->start_blk = bit;
new_entry->group = block_group;
new_entry->count = count;