* [PATCH] MIPS: fix vdso different address spaces
@ 2020-07-14 6:07 Guoyun Sun
2020-07-16 9:52 ` Thomas Bogendoerfer
0 siblings, 1 reply; 2+ messages in thread
From: Guoyun Sun @ 2020-07-14 6:07 UTC (permalink / raw)
To: Thomas Bogendoerfer, Paul Burton
Cc: linux-mips, linux-kernel, Tiezhu Yang, Sunguoyun
From: Sunguoyun <sunguoyun@loongson.cn>
sparse report build warning as follows:
arch/mips/vdso/vdso-n32-image.c:13:35:
incorrect type in assignment (different address spaces) @@
expected void *[usertype] vdso @@ got void [noderef] <asn:1> * @@
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Sunguoyun <sunguoyun@loongson.cn>
---
arch/mips/vdso/genvdso.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/mips/vdso/genvdso.c b/arch/mips/vdso/genvdso.c
index be57b832bbe0..94f9538bc889 100644
--- a/arch/mips/vdso/genvdso.c
+++ b/arch/mips/vdso/genvdso.c
@@ -260,7 +260,7 @@ int main(int argc, char **argv)
fprintf(out_file, " if (vdso_image.size != new_size)\n");
fprintf(out_file, " return -EINVAL;\n");
fprintf(out_file, " current->mm->context.vdso =\n");
- fprintf(out_file, " (void __user *)(new_vma->vm_start);\n");
+ fprintf(out_file, " (void *)(new_vma->vm_start);\n");
fprintf(out_file, " return 0;\n");
fprintf(out_file, "}\n");
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] MIPS: fix vdso different address spaces
2020-07-14 6:07 [PATCH] MIPS: fix vdso different address spaces Guoyun Sun
@ 2020-07-16 9:52 ` Thomas Bogendoerfer
0 siblings, 0 replies; 2+ messages in thread
From: Thomas Bogendoerfer @ 2020-07-16 9:52 UTC (permalink / raw)
To: Guoyun Sun; +Cc: Paul Burton, linux-mips, linux-kernel, Tiezhu Yang
On Tue, Jul 14, 2020 at 02:07:47PM +0800, Guoyun Sun wrote:
> From: Sunguoyun <sunguoyun@loongson.cn>
>
> sparse report build warning as follows:
> arch/mips/vdso/vdso-n32-image.c:13:35:
> incorrect type in assignment (different address spaces) @@
> expected void *[usertype] vdso @@ got void [noderef] <asn:1> * @@
>
> Reported-by: kernel test robot <lkp@intel.com>
>
> Signed-off-by: Sunguoyun <sunguoyun@loongson.cn>
> ---
> arch/mips/vdso/genvdso.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
applied to mips-next.
Thomas.
--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]
^ permalink raw reply [flat|nested] 2+ messages in thread
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