f2fs: check the right return value of memory alloc function

This patch check the right return value of memory alloc function

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 142b341..6f21319 100644 (file)
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -2798,7 +2798,7 @@ static int init_free_nid_cache(struct f2fs_sb_info *sbi)
        for (i = 0; i < nm_i->nat_blocks; i++) {
                nm_i->free_nid_bitmap[i] = f2fs_kvzalloc(sbi,
                        f2fs_bitmap_size(NAT_ENTRY_PER_BLOCK), GFP_KERNEL);
-               if (!nm_i->free_nid_bitmap)
+               if (!nm_i->free_nid_bitmap[i])
                        return -ENOMEM;
        }