The check on the return value of kmalloc() in inode.c is added.
Signed-off-by: Tsutomu Itoh <t-itoh@xxxxxxxxxxxxxx>
---
fs/btrfs/inode.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index a4157cf..c718d27 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -953,6 +953,7 @@ static int cow_file_range_async(struct inode *inode, struct page *locked_page,
1, 0, NULL, GFP_NOFS);
while (start < end) {
async_cow = kmalloc(sizeof(*async_cow), GFP_NOFS);
+ BUG_ON(!async_cow);
async_cow->inode = inode;
async_cow->root = root;
async_cow->locked_page = locked_page;
@@ -5001,6 +5002,8 @@ static noinline int uncompress_inline(struct btrfs_path *path,
inline_size = btrfs_file_extent_inline_item_len(leaf,
btrfs_item_nr(leaf, path->slots[0]));
tmp = kmalloc(inline_size, GFP_NOFS);
+ if (!tmp)
+ return -ENOMEM;
ptr = btrfs_file_extent_inline_start(item);
read_extent_buffer(leaf, tmp, ptr, inline_size);
--
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