[PATCH 01/12] fs/proc/kcore.c: Pass a pointer to virt_addr_valid()

Linus Walleij
2023-05-11T12:00:04Z

The virt_addr_valid() should be passed a pointer, the current
code passing a long unsigned int is just exploiting the
unintentional polymorphism of these calls being implemented
as preprocessor macros.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
fs/proc/kcore.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 25b44b303b35..75708c66527f 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -199,7 +199,7 @@ kclist_add_private(unsigned long pfn, unsigned long nr_pages, void *arg)
ent->addr = (unsigned long)page_to_virt(p);
ent->size = nr_pages << PAGE_SHIFT;

- if (!virt_addr_valid(ent->addr))
+ if (!virt_addr_valid((void *)ent->addr))
goto free_out;

/* cut not-mapped area. ....from ppc-32 code. */

--
2.34.1