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Groups > linux.kernel > #1173887
| From | Alex Deucher <alexdeucher@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] drm/amdgpu: Delete an unnecessary check before the function call "kfree" |
| Date | 2015-06-29 17:40 +0200 |
| Message-ID | <pGJk6-77K-35@gated-at.bofh.it> (permalink) |
| References | (13 earlier) <mSsDN-4wa-61@gated-at.bofh.it> <mSsDN-4wa-63@gated-at.bofh.it> <mSsDN-4wa-65@gated-at.bofh.it> <mSsDN-4wa-33@gated-at.bofh.it> <pGgrL-7JT-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Sun, Jun 28, 2015 at 4:45 AM, SF Markus Elfring <elfring@users.sourceforge.net> wrote: > From: Markus Elfring <elfring@users.sourceforge.net> > Date: Sun, 28 Jun 2015 10:27:35 +0200 > > The kfree() function tests whether its argument is NULL and then > returns immediately. Thus the test around the call is not needed. > > This issue was detected by using the Coccinelle software. > > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> I already have the same patch from Maninder Singh. Thanks! Alex > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c > index fec487d..a85cd08 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c > @@ -1575,8 +1575,7 @@ void amdgpu_device_fini(struct amdgpu_device *adev) > amdgpu_fence_driver_fini(adev); > amdgpu_fbdev_fini(adev); > r = amdgpu_fini(adev); > - if (adev->ip_block_enabled) > - kfree(adev->ip_block_enabled); > + kfree(adev->ip_block_enabled); > adev->ip_block_enabled = NULL; > adev->accel_working = false; > /* free i2c buses */ > -- > 2.4.4 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Re: [PATCH] drm/amdgpu: Delete an unnecessary check before the function call "kfree" Alex Deucher <alexdeucher@gmail.com> - 2015-06-29 17:40 +0200
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