[alsa-devel] [PATCH] ALSA: fix resource_size.cocci warnings

kbuild test robot lkp at intel.com
Tue Jan 24 16:41:46 CET 2017


sound/x86/intel_hdmi_lpe_audio.c:498:24-27: ERROR: Missing resource_size with res_mmio


 Use resource_size function on resource object
 instead of explicit computation.

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

CC: Jerome Anand <jerome.anand at intel.com>
Signed-off-by: Fengguang Wu <fengguang.wu at intel.com>
---

 intel_hdmi_lpe_audio.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/sound/x86/intel_hdmi_lpe_audio.c
+++ b/sound/x86/intel_hdmi_lpe_audio.c
@@ -495,8 +495,7 @@ static int hdmi_lpe_audio_probe(struct p
 		(unsigned int)res_mmio->end);
 
 	mmio_start = ioremap_nocache(res_mmio->start,
-				(size_t)((res_mmio->end - res_mmio->start)
-						+ 1));
+				(size_t)(resource_size(res_mmio)));
 	if (!mmio_start) {
 		dev_err(&hlpe_pdev->dev, "Could not get ioremap\n");
 		return -EACCES;


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