[AGPGART] Prevent (unlikely) memory leak in amd_create_gatt_pages()



If we fail an alloc, unwind the previous allocs that succeeded.

Spotted-by: Alan Grimes <agrimes@speakeasy.net>
Signed-off-by: Dave Jones <davej@redhat.com>

parent 4b95320f

drivers/char/agp/amd-k7-agp.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -101,6 +101,11 @@ static int amd_create_gatt_pages(int nr_tables)
		for (i = 0; i < nr_tables; i++) {
		entry = kzalloc(sizeof(struct amd_page_map), GFP_KERNEL);
		if (entry == NULL) {
		while (i > 0) {
		kfree(tables[i-1]);
		i--;
		}
		kfree(tables);
		retval = -ENOMEM;
		break;
		}