disk/virtual: Fix use after free

Pointed out by cppcheck. Change-Id: I785b7ee5623ac9fb37f2be0b9a75cdd82b5784fa Reviewed-on: https://review.haiku-os.org/c/haiku/+/7257 Tested-by: Commit checker robot <[email protected]> Reviewed-by: Adrien Destugues <[email protected]>
2023-12-28 14:47:43 +00:00
parent 4c07199d82
commit 8a0910dd49
1 changed files with 2 additions and 1 deletions
@@ -558,9 +558,10 @@ virtio_block_init_driver(device_node *node, void **cookie)
 		B_ANY_KERNEL_BLOCK_ADDRESS, B_PAGE_SIZE,
 		B_FULL_LOCK, B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA);
 	if (info->bufferArea < B_OK) {
+		status_t status = info->bufferArea;
 		delete info->dma_resource;
 		free(info);
-		return info->bufferArea;
+		return status;
 	}

 	physical_entry entry;