[PATCH] selftests/dma:remove unused variable

[Zhu Jun]

The variable are never referenced in the code, just remove it
that this problem was discovered by reading code

Signed-off-by: Zhu Jun <zhujun2@xxxxxxxxxxxxxxxxxxxx>
---
 tools/testing/selftests/dma/dma_map_benchmark.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tools/testing/selftests/dma/dma_map_benchmark.c b/tools/testing/selftests/dma/dma_map_benchmark.c
index 3fcea00961c0..c91b485ca99a 100644
--- a/tools/testing/selftests/dma/dma_map_benchmark.c
+++ b/tools/testing/selftests/dma/dma_map_benchmark.c
@@ -33,7 +33,6 @@ int main(int argc, char **argv)
 	int granule = 1;
 
 	int cmd = DMA_MAP_BENCHMARK;
-	char *p;
 
 	while ((opt = getopt(argc, argv, "t:s:n:b:d:x:g:")) != -1) {
 		switch (opt) {
-- 
2.17.1