* [PATCH v2] i915: correctly handling failed allocation
@ 2015-12-30 15:59 Insu Yun
2016-01-04 8:14 ` ✗ warning: Fi.CI.BAT Patchwork
2016-01-04 14:06 ` Jani Nikula
0 siblings, 2 replies; 4+ messages in thread
From: Insu Yun @ 2015-12-30 15:59 UTC (permalink / raw)
To: daniel.vetter, jani.nikula, airlied, intel-gfx, dri-devel, linux-kernel
Cc: taesoo, yeongjin.jang, insu, changwoo, Insu Yun
Since devm_kzalloc can be failed, it needs to be checked
if not, NULL dereference could be happened.
Signed-off-by: Insu Yun <wuninsu@gmail.com>
---
drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index a5e99ac..aa1f7bc 100644
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -666,6 +666,8 @@ struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id)
/* This is cheating a bit with the cleanup. */
vbt_panel = devm_kzalloc(dev->dev, sizeof(*vbt_panel), GFP_KERNEL);
+ if (!vbt_panel)
+ return NULL;
vbt_panel->intel_dsi = intel_dsi;
drm_panel_init(&vbt_panel->panel);
--
1.9.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* ✗ warning: Fi.CI.BAT
2015-12-30 15:59 [PATCH v2] i915: correctly handling failed allocation Insu Yun
@ 2016-01-04 8:14 ` Patchwork
2016-01-04 14:06 ` Jani Nikula
1 sibling, 0 replies; 4+ messages in thread
From: Patchwork @ 2016-01-04 8:14 UTC (permalink / raw)
To: Insu Yun; +Cc: intel-gfx
== Summary ==
Built on 79686f613b3955a4ed09cee936e7f70ec4e61b67 drm-intel-nightly: 2015y-12m-30d-11h-59m-54s UTC integration manifest
Test gem_storedw_loop:
Subgroup basic-render:
dmesg-warn -> PASS (skl-i5k-2)
Test kms_flip:
Subgroup basic-flip-vs-dpms:
dmesg-warn -> PASS (ilk-hp8440p)
Subgroup basic-flip-vs-modeset:
dmesg-warn -> PASS (hsw-xps12)
dmesg-warn -> PASS (bdw-nuci7)
Test kms_pipe_crc_basic:
Subgroup read-crc-pipe-a:
dmesg-warn -> PASS (snb-x220t)
dmesg-warn -> PASS (byt-nuc)
Subgroup read-crc-pipe-b:
pass -> DMESG-WARN (snb-dellxps)
Subgroup suspend-read-crc-pipe-b:
pass -> DMESG-WARN (snb-x220t)
Test kms_psr_sink_crc:
Subgroup psr_basic:
dmesg-warn -> PASS (bdw-ultra)
Test kms_setmode:
Subgroup basic-clone-single-crtc:
dmesg-warn -> PASS (snb-dellxps)
Test pm_rpm:
Subgroup basic-pci-d3-state:
pass -> DMESG-WARN (bdw-ultra)
bdw-nuci7 total:132 pass:122 dwarn:1 dfail:0 fail:0 skip:9
bdw-ultra total:132 pass:124 dwarn:2 dfail:0 fail:0 skip:6
bsw-nuc-2 total:135 pass:113 dwarn:2 dfail:0 fail:0 skip:20
byt-nuc total:135 pass:120 dwarn:2 dfail:0 fail:0 skip:13
hsw-brixbox total:135 pass:126 dwarn:2 dfail:0 fail:0 skip:7
hsw-gt2 total:135 pass:130 dwarn:1 dfail:0 fail:0 skip:4
hsw-xps12 total:132 pass:126 dwarn:2 dfail:0 fail:0 skip:4
ilk-hp8440p total:135 pass:99 dwarn:1 dfail:0 fail:0 skip:35
ivb-t430s total:135 pass:127 dwarn:2 dfail:0 fail:0 skip:6
skl-i5k-2 total:135 pass:124 dwarn:3 dfail:0 fail:0 skip:8
skl-i7k-2 total:135 pass:124 dwarn:3 dfail:0 fail:0 skip:8
snb-dellxps total:135 pass:121 dwarn:2 dfail:0 fail:0 skip:12
snb-x220t total:135 pass:121 dwarn:2 dfail:0 fail:1 skip:11
Results at /archive/results/CI_IGT_test/Patchwork_1059/
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v2] i915: correctly handling failed allocation
2015-12-30 15:59 [PATCH v2] i915: correctly handling failed allocation Insu Yun
@ 2016-01-04 14:06 ` Jani Nikula
2016-01-04 14:06 ` Jani Nikula
1 sibling, 0 replies; 4+ messages in thread
From: Jani Nikula @ 2016-01-04 14:06 UTC (permalink / raw)
To: Insu Yun, daniel.vetter, airlied, intel-gfx, dri-devel, linux-kernel
Cc: taesoo, yeongjin.jang, insu, changwoo, Insu Yun
On Wed, 30 Dec 2015, Insu Yun <wuninsu@gmail.com> wrote:
> Since devm_kzalloc can be failed, it needs to be checked
> if not, NULL dereference could be happened.
>
> Signed-off-by: Insu Yun <wuninsu@gmail.com>
Pushed to drm-intel-next-queued, thanks for the patch.
BR,
Jani.
> ---
> drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> index a5e99ac..aa1f7bc 100644
> --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> @@ -666,6 +666,8 @@ struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id)
>
> /* This is cheating a bit with the cleanup. */
> vbt_panel = devm_kzalloc(dev->dev, sizeof(*vbt_panel), GFP_KERNEL);
> + if (!vbt_panel)
> + return NULL;
>
> vbt_panel->intel_dsi = intel_dsi;
> drm_panel_init(&vbt_panel->panel);
--
Jani Nikula, Intel Open Source Technology Center
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v2] i915: correctly handling failed allocation
@ 2016-01-04 14:06 ` Jani Nikula
0 siblings, 0 replies; 4+ messages in thread
From: Jani Nikula @ 2016-01-04 14:06 UTC (permalink / raw)
To: daniel.vetter, airlied, intel-gfx, dri-devel, linux-kernel
Cc: yeongjin.jang, taesoo, insu, Insu Yun, changwoo
On Wed, 30 Dec 2015, Insu Yun <wuninsu@gmail.com> wrote:
> Since devm_kzalloc can be failed, it needs to be checked
> if not, NULL dereference could be happened.
>
> Signed-off-by: Insu Yun <wuninsu@gmail.com>
Pushed to drm-intel-next-queued, thanks for the patch.
BR,
Jani.
> ---
> drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> index a5e99ac..aa1f7bc 100644
> --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> @@ -666,6 +666,8 @@ struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id)
>
> /* This is cheating a bit with the cleanup. */
> vbt_panel = devm_kzalloc(dev->dev, sizeof(*vbt_panel), GFP_KERNEL);
> + if (!vbt_panel)
> + return NULL;
>
> vbt_panel->intel_dsi = intel_dsi;
> drm_panel_init(&vbt_panel->panel);
--
Jani Nikula, Intel Open Source Technology Center
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2016-01-04 14:06 UTC | newest]
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2015-12-30 15:59 [PATCH v2] i915: correctly handling failed allocation Insu Yun
2016-01-04 8:14 ` ✗ warning: Fi.CI.BAT Patchwork
2016-01-04 14:06 ` [PATCH v2] i915: correctly handling failed allocation Jani Nikula
2016-01-04 14:06 ` Jani Nikula
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