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* [PATCH] drm/amdkfd: Use ARRAY_SIZE macro in kfd_build_sysfs_node_entry
@ 2018-01-19  0:39 Gustavo A. R. Silva
       [not found] ` <20180119003955.GA28885-L1vi/lXTdts+Va1GwOuvDg@public.gmane.org>
  0 siblings, 1 reply; 7+ messages in thread
From: Gustavo A. R. Silva @ 2018-01-19  0:39 UTC (permalink / raw)
  To: Oded Gabbay, Alex Deucher, Christian König, David Airlie
  Cc: dri-devel, amd-gfx, linux-kernel, Gustavo A. R. Silva

Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element.

This issue was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index c6a7609..7783250 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -677,7 +677,7 @@ static int kfd_build_sysfs_node_entry(struct kfd_topology_device *dev,
 	}
 
 	/* All hardware blocks have the same number of attributes. */
-	num_attrs = sizeof(perf_attr_iommu)/sizeof(struct kfd_perf_attr);
+	num_attrs = ARRAY_SIZE(perf_attr_iommu);
 	list_for_each_entry(perf, &dev->perf_props, list) {
 		perf->attr_group = kzalloc(sizeof(struct kfd_perf_attr)
 			* num_attrs + sizeof(struct attribute_group),
-- 
2.7.4

^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2018-02-15 16:10 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-01-19  0:39 [PATCH] drm/amdkfd: Use ARRAY_SIZE macro in kfd_build_sysfs_node_entry Gustavo A. R. Silva
     [not found] ` <20180119003955.GA28885-L1vi/lXTdts+Va1GwOuvDg@public.gmane.org>
2018-01-19 22:18   ` Felix Kuehling
2018-01-19 22:30     ` Gustavo A. R. Silva
2018-01-31 15:52       ` Oded Gabbay
2018-02-14 21:30     ` Gustavo A. R. Silva
2018-02-15 10:08       ` Oded Gabbay
2018-02-15 16:10         ` Gustavo A. R. Silva

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