diff --git a/error-mem-viewer/src/crc.c b/error-mem-viewer/src/crc.c
index 7421188..97d3b67 100644
--- a/error-mem-viewer/src/crc.c
+++ b/error-mem-viewer/src/crc.c
@@ -1,12 +1,11 @@
 #include <error-mem-viewer/crc.h>
 
-uint32_t do_crc(uint32_t init, uint32_t data)
+static uint32_t do_crc(uint32_t init, uint32_t data)
 {
 	uint32_t crc = init;
 	uint32_t cnt;
 
-	for(cnt=0; cnt < 32; cnt++)
-	{
+	for (cnt=0; cnt < 32; cnt++) {
 		crc = ((int32_t)(crc ^ data))<0 ? (crc << 1) ^ 0x04C11DB7 : crc << 1;
 		data <<=1;
 	}
@@ -18,7 +17,7 @@ uint32_t calculate_stm_crc(uint32_t *data, size_t len)
 {
 	uint32_t crc = ~0U;
 
-	while(len--) {
+	while (len--) {
 		crc = do_crc(crc, *data++);
 	}