Replace kmalloc(size * sizeof) with kmalloc_array() for safer memory allocation and overflow prevention. Signed-off-by: Liao Yuanhong --- fs/ext4/orphan.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/ext4/orphan.c b/fs/ext4/orphan.c index 7c7f792ad6ab..72fdd7e97b4c 100644 --- a/fs/ext4/orphan.c +++ b/fs/ext4/orphan.c @@ -589,8 +589,9 @@ int ext4_init_orphan_info(struct super_block *sb) } oi->of_blocks = inode->i_size >> sb->s_blocksize_bits; oi->of_csum_seed = EXT4_I(inode)->i_csum_seed; - oi->of_binfo = kmalloc(oi->of_blocks*sizeof(struct ext4_orphan_block), - GFP_KERNEL); + oi->of_binfo = kmalloc_array(oi->of_blocks, + sizeof(struct ext4_orphan_block), + GFP_KERNEL); if (!oi->of_binfo) { ret = -ENOMEM; goto out_put; -- 2.34.1