2023-08-10 08:53:44

by Linus Walleij

[permalink] [raw]
Subject: [PATCH v3 1/2] csky: Cast argument to virt_to_pfn() to (void *)

The virt_to_pfn() function takes a (void *) as argument, fix
this up to avoid exploiting the unintended polymorphism of
virt_to_pfn.

Acked-by: Guo Ren <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
---
arch/arc/include/asm/page.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arc/include/asm/page.h b/arch/arc/include/asm/page.h
index e43fe27ec54d..02b53ad811fb 100644
--- a/arch/arc/include/asm/page.h
+++ b/arch/arc/include/asm/page.h
@@ -108,7 +108,7 @@ extern int pfn_valid(unsigned long pfn);

#else /* CONFIG_HIGHMEM */

-#define ARCH_PFN_OFFSET virt_to_pfn(CONFIG_LINUX_RAM_BASE)
+#define ARCH_PFN_OFFSET virt_to_pfn((void *)CONFIG_LINUX_RAM_BASE)

#endif /* CONFIG_HIGHMEM */


--
2.34.1