drm: ioremap return value checks
Signed-off-by: Scott Thompson <postfail <at> hushmail.com> Signed-off-by: Dave Airlie <airlied@linux.ie>
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22c806c23f
Коммит
0769d39c99
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@ -177,8 +177,14 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset,
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MTRR_TYPE_WRCOMB, 1);
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MTRR_TYPE_WRCOMB, 1);
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}
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}
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}
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}
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if (map->type == _DRM_REGISTERS)
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if (map->type == _DRM_REGISTERS) {
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map->handle = ioremap(map->offset, map->size);
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map->handle = ioremap(map->offset, map->size);
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if (!map->handle) {
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drm_free(map, sizeof(*map), DRM_MEM_MAPS);
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return -ENOMEM;
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}
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}
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break;
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break;
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case _DRM_SHM:
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case _DRM_SHM:
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list = drm_find_matching_map(dev, map);
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list = drm_find_matching_map(dev, map);
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