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Date: Sat, 28 Jun 2014 15:20:43 +0200 From: Fabian Frederick <fabf@...net.be> To: linux-kernel@...r.kernel.org Cc: Fabian Frederick <fabf@...net.be>, David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org Subject: [PATCH 1/1] drivers/gpu/drm/drm_buffer.c: remove unnecessary null test before kfree This patch removes special case of last element and loops from idx to 0. Cc: David Airlie <airlied@...ux.ie> Cc: dri-devel@...ts.freedesktop.org Signed-off-by: Fabian Frederick <fabf@...net.be> --- This is untested. drivers/gpu/drm/drm_buffer.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/drm_buffer.c b/drivers/gpu/drm/drm_buffer.c index 0406110..86a4a4a 100644 --- a/drivers/gpu/drm/drm_buffer.c +++ b/drivers/gpu/drm/drm_buffer.c @@ -80,11 +80,7 @@ int drm_buffer_alloc(struct drm_buffer **buf, int size) error_out: - /* Only last element can be null pointer so check for it first. */ - if ((*buf)->data[idx]) - kfree((*buf)->data[idx]); - - for (--idx; idx >= 0; --idx) + for (; idx >= 0; --idx) kfree((*buf)->data[idx]); kfree(*buf); -- 1.8.4.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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