btrfs: clone: use vmalloc only as fallback for nodesize bufer (15351955) · Commits · e / devices / android_kernel_oneplus_sm8150

fs/btrfs/ioctl.c

+8 −5

Original line number	Diff line number	Diff line
		@@ -3468,13 +3468,16 @@ static int btrfs_clone(struct inode src, struct inode inode,
		u64 last_dest_end = destoff;

		ret = -ENOMEM;
		buf = kmalloc(root->nodesize, GFP_KERNEL \| __GFP_NOWARN);
		if (!buf) {
		buf = vmalloc(root->nodesize);
		if (!buf)
		return ret;
		}

		path = btrfs_alloc_path();
		if (!path) {
		vfree(buf);
		kvfree(buf);
		return ret;
		}

		@@ -3775,7 +3778,7 @@ static int btrfs_clone(struct inode src, struct inode inode,

		out:
		btrfs_free_path(path);
		vfree(buf);
		kvfree(buf);
		return ret;
		}