staging: gasket: page table: hold references to device and pci_dev (dd9d1502) · Commits · 戴 / test

Hold references to the struct device and the pci_dev for the page table while the data structures contian pointers to these. Signed-off-by:

drivers/staging/gasket/gasket_page_table.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -345,8 +345,8 @@ int gasket_page_table_init(
		bar_data->virt_base[page_table_config->base_reg]);
		pg_tbl->extended_offset_reg = (u64 __iomem *)&(
		bar_data->virt_base[page_table_config->extended_reg]);
		pg_tbl->device = device;
		pg_tbl->pci_dev = pci_dev;
		pg_tbl->device = get_device(device);
		pg_tbl->pci_dev = pci_dev_get(pci_dev);

		dev_dbg(device, "Page table initialized successfully\n");

		@@ -364,6 +364,8 @@ void gasket_page_table_cleanup(struct gasket_page_table *pg_tbl)
		vfree(pg_tbl->entries);
		pg_tbl->entries = NULL;

		put_device(pg_tbl->device);
		pci_dev_put(pg_tbl->pci_dev);
		kfree(pg_tbl);
		}