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drm/bochs: fix ptr_ret.cocci warnings 

drivers/gpu/drm/bochs/bochs_mm.c:19:1-3: WARNING: PTR_ERR_OR_ZERO can be used

 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: b3a25b9af8 ("drm/bochs: Convert bochs driver to VRAM MM")
CC: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: kbuild test robot <lkp@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20190520122314.GA155389@lkp-kbuild22
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
kbuild test robot 2019-05-20 20:23:15 +08:00 committed by Gerd Hoffmann
parent b0f986b4b0
commit 201bd433bf
1 changed files with 1 additions and 4 deletions
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5
drivers/gpu/drm/bochs/bochs_mm.c
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@ -16,10 +16,7 @@ int bochs_mm_init(struct bochs_device *bochs)
vmm = drm_vram_helper_alloc_mm(bochs->dev, bochs->fb_base,
bochs->fb_size,
&drm_gem_vram_mm_funcs);
if (IS_ERR(vmm))
return PTR_ERR(vmm);
return 0;
return PTR_ERR_OR_ZERO(vmm);
}
void bochs_mm_fini(struct bochs_device *bochs)