* [PATCH] drm/tiny: fix sparse warning: incorrect type in assignment (different base types)
@ 2020-03-08 16:14 Kamlesh Gurudasani
2020-03-14 7:34 ` Sam Ravnborg
0 siblings, 1 reply; 2+ messages in thread
From: Kamlesh Gurudasani @ 2020-03-08 16:14 UTC (permalink / raw)
To: Sam Ravnborg, Noralf Tronnes, David Airlie, Daniel Vetter
Cc: Kamlesh Gurudasani, dri-devel
This fixes the following sparse warning:
drivers/gpu/drm/tiny/ili9486.c:61:16: sparse: sparse: incorrect type in assignment (different base types)
drivers/gpu/drm/tiny/ili9486.c:61:16: sparse: expected unsigned short [usertype]
drivers/gpu/drm/tiny/ili9486.c:61:16: sparse: got restricted __be16 [usertype]
drivers/gpu/drm/tiny/ili9486.c:71:32: sparse: sparse: incorrect type in assignment (different base types)
drivers/gpu/drm/tiny/ili9486.c:71:32: sparse: expected unsigned short [usertype]
drivers/gpu/drm/tiny/ili9486.c:71:32: sparse: got restricted __be16 [usertype]
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Kamlesh Gurudasani <kamlesh.gurudasani@gmail.com>
---
drivers/gpu/drm/tiny/ili9486.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/tiny/ili9486.c b/drivers/gpu/drm/tiny/ili9486.c
index 5084b38..532560ae 100644
--- a/drivers/gpu/drm/tiny/ili9486.c
+++ b/drivers/gpu/drm/tiny/ili9486.c
@@ -45,7 +45,7 @@ static int waveshare_command(struct mipi_dbi *mipi, u8 *cmd, u8 *par,
void *data = par;
u32 speed_hz;
int i, ret;
- u16 *buf;
+ __be16 *buf;
buf = kmalloc(32 * sizeof(u16), GFP_KERNEL);
if (!buf)
--
2.7.4
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] drm/tiny: fix sparse warning: incorrect type in assignment (different base types)
2020-03-08 16:14 [PATCH] drm/tiny: fix sparse warning: incorrect type in assignment (different base types) Kamlesh Gurudasani
@ 2020-03-14 7:34 ` Sam Ravnborg
0 siblings, 0 replies; 2+ messages in thread
From: Sam Ravnborg @ 2020-03-14 7:34 UTC (permalink / raw)
To: Kamlesh Gurudasani; +Cc: David Airlie, dri-devel
Hi Kamlesh
On Sun, Mar 08, 2020 at 09:44:44PM +0530, Kamlesh Gurudasani wrote:
> This fixes the following sparse warning:
>
> drivers/gpu/drm/tiny/ili9486.c:61:16: sparse: sparse: incorrect type in assignment (different base types)
> drivers/gpu/drm/tiny/ili9486.c:61:16: sparse: expected unsigned short [usertype]
> drivers/gpu/drm/tiny/ili9486.c:61:16: sparse: got restricted __be16 [usertype]
> drivers/gpu/drm/tiny/ili9486.c:71:32: sparse: sparse: incorrect type in assignment (different base types)
> drivers/gpu/drm/tiny/ili9486.c:71:32: sparse: expected unsigned short [usertype]
> drivers/gpu/drm/tiny/ili9486.c:71:32: sparse: got restricted __be16 [usertype]
>
> Reported-by: kbuild test robot <lkp@intel.com>
> Signed-off-by: Kamlesh Gurudasani <kamlesh.gurudasani@gmail.com>
Thanks. Applied and pushed to drm-misc-next.
Sam
> ---
> drivers/gpu/drm/tiny/ili9486.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/tiny/ili9486.c b/drivers/gpu/drm/tiny/ili9486.c
> index 5084b38..532560ae 100644
> --- a/drivers/gpu/drm/tiny/ili9486.c
> +++ b/drivers/gpu/drm/tiny/ili9486.c
> @@ -45,7 +45,7 @@ static int waveshare_command(struct mipi_dbi *mipi, u8 *cmd, u8 *par,
> void *data = par;
> u32 speed_hz;
> int i, ret;
> - u16 *buf;
> + __be16 *buf;
>
> buf = kmalloc(32 * sizeof(u16), GFP_KERNEL);
> if (!buf)
> --
> 2.7.4
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