* [PATCH][next] x86/ioperm: initialize pointer bitmap with NULL rather than 0
@ 2020-07-21 10:02 Colin King
2020-07-21 15:26 ` Jürgen Groß
0 siblings, 1 reply; 2+ messages in thread
From: Colin King @ 2020-07-21 10:02 UTC (permalink / raw)
To: Boris Ostrovsky, Juergen Gross, Stefano Stabellini,
Thomas Gleixner, Ingo Molnar, Borislav Petkov, x86,
H . Peter Anvin, xen-devel
Cc: kernel-janitors, linux-kernel
From: Colin Ian King <colin.king@canonical.com>
The pointer bitmap is being initialized with a plain integer 0,
fix this by initializing it with a NULL instead.
Cleans up sparse warning:
arch/x86/xen/enlighten_pv.c:876:27: warning: Using plain integer
as NULL pointer
Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
arch/x86/xen/enlighten_pv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index c46b9f2e732f..2aab43a13a8c 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -873,7 +873,7 @@ static void xen_load_sp0(unsigned long sp0)
static void xen_invalidate_io_bitmap(void)
{
struct physdev_set_iobitmap iobitmap = {
- .bitmap = 0,
+ .bitmap = NULL,
.nr_ports = 0,
};
--
2.27.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH][next] x86/ioperm: initialize pointer bitmap with NULL rather than 0
2020-07-21 10:02 [PATCH][next] x86/ioperm: initialize pointer bitmap with NULL rather than 0 Colin King
@ 2020-07-21 15:26 ` Jürgen Groß
0 siblings, 0 replies; 2+ messages in thread
From: Jürgen Groß @ 2020-07-21 15:26 UTC (permalink / raw)
To: Colin King, Boris Ostrovsky, Stefano Stabellini, Thomas Gleixner,
Ingo Molnar, Borislav Petkov, x86, H . Peter Anvin, xen-devel
Cc: kernel-janitors, linux-kernel
On 21.07.20 12:02, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> The pointer bitmap is being initialized with a plain integer 0,
> fix this by initializing it with a NULL instead.
>
> Cleans up sparse warning:
> arch/x86/xen/enlighten_pv.c:876:27: warning: Using plain integer
> as NULL pointer
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Juergen
^ permalink raw reply [flat|nested] 2+ messages in thread
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