[PATCH] ext4: kmalloc to kzalloc

Performs kmalloc to kzalloc conversion

Signed-off-by: Avantika Mathur <mathur@us.ibm.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 6 deletions

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 06ce8e87731e..e41be1866d7d 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -477,13 +477,12 @@ ext4_ext_find_extent(struct inode *inode, int block, struct ext4_ext_path *path)
 
         /* account possible depth increase */
         if (!path) {
-                path = kmalloc(sizeof(struct ext4_ext_path) * (depth + 2),
+                path = kzalloc(sizeof(struct ext4_ext_path) * (depth + 2),
                                 GFP_NOFS);
                 if (!path)
                         return ERR_PTR(-ENOMEM);
                 alloc = 1;
         }
-        memset(path, 0, sizeof(struct ext4_ext_path) * (depth + 1));
         path[0].p_hdr = eh;
 
         /* walk through the tree */
@@ -643,10 +642,9 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode,
          * We need this to handle errors and free blocks
          * upon them.
          */
-        ablocks = kmalloc(sizeof(ext4_fsblk_t) * depth, GFP_NOFS);
+        ablocks = kzalloc(sizeof(ext4_fsblk_t) * depth, GFP_NOFS);
         if (!ablocks)
                 return -ENOMEM;
-        memset(ablocks, 0, sizeof(ext4_fsblk_t) * depth);
 
         /* allocate all needed blocks */
         ext_debug("allocate %d blocks for indexes/leaf\n", depth - at);
@@ -1773,12 +1771,11 @@ int ext4_ext_remove_space(struct inode *inode, unsigned long start)
          * We start scanning from right side, freeing all the blocks
          * after i_size and walking into the tree depth-wise.
          */
-        path = kmalloc(sizeof(struct ext4_ext_path) * (depth + 1), GFP_KERNEL);
+        path = kzalloc(sizeof(struct ext4_ext_path) * (depth + 1), GFP_KERNEL);
         if (path == NULL) {
                 ext4_journal_stop(handle);
                 return -ENOMEM;
         }
-        memset(path, 0, sizeof(struct ext4_ext_path) * (depth + 1));
         path[0].p_hdr = ext_inode_hdr(inode);
         if (ext4_ext_check_header(__FUNCTION__, inode, path[0].p_hdr)) {
                 err = -EIO;