Fixes a small typo in a comment; helping to improve clarity in code comment. 

Signed-off-by: Sukrut Heroorkar <hsukrut3@gmail.com>
---
 tools/testing/selftests/dma/dma_map_benchmark.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/dma/dma_map_benchmark.c b/tools/testing/selftests/dma/dma_map_benchmark.c
index b12f1f9babf8..ed5522061dd6 100644
--- a/tools/testing/selftests/dma/dma_map_benchmark.c
+++ b/tools/testing/selftests/dma/dma_map_benchmark.c
@@ -80,7 +80,7 @@ int main(int argc, char **argv)
 		exit(1);
 	}
 
-	/* suppose the mininum DMA zone is 1MB in the world */
+	/* suppose the minimum DMA zone is 1MB in the world */
 	if (bits < 20 || bits > 64) {
 		fprintf(stderr, "invalid dma mask bit, must be in 20-64\n");
 		exit(1);
-- 
2.43.0