diff --git a/utils/cec-ctl/cec-ctl.cpp b/utils/cec-ctl/cec-ctl.cpp
index f4133494..f0e31aca 100644
--- a/utils/cec-ctl/cec-ctl.cpp
+++ b/utils/cec-ctl/cec-ctl.cpp
@@ -1507,8 +1507,8 @@ static void stress_test_power_cycle(struct node &node, unsigned cnt,
 	srandom(seed);
 
 	for (;;) {
-		unsigned usecs1 = mod_usleep ? random() % mod_usleep : sleep_before_on * 1000000;
-		unsigned usecs2 = mod_usleep ? random() % mod_usleep : sleep_before_off * 1000000;
+		unsigned usecs1 = mod_usleep ? random() % mod_usleep : (unsigned)(sleep_before_on * 1000000);
+		unsigned usecs2 = mod_usleep ? random() % mod_usleep : (unsigned)(sleep_before_off * 1000000);
 
 		usecs1 += min_usleep;
 		usecs2 += min_usleep;
diff --git a/utils/cec-ctl/cec-pin.cpp b/utils/cec-ctl/cec-pin.cpp
index 0322ad5e..10abea37 100644
--- a/utils/cec-ctl/cec-pin.cpp
+++ b/utils/cec-ctl/cec-pin.cpp
@@ -261,7 +261,7 @@ static void cec_pin_rx_data_bit_was_low(__u64 ev_ts, __u64 usecs, __u64 usecs_mi
 	 * If the low drive starts at the end of a 0 bit, then the actual
 	 * maximum time that the bus can be low is the two summed.
 	 */
-	const unsigned max_low_drive = CEC_TIM_LOW_DRIVE_ERROR_MAX +
+	const unsigned max_low_drive = (unsigned)CEC_TIM_LOW_DRIVE_ERROR_MAX +
 		CEC_TIM_DATA_BIT_0_LOW_MAX + CEC_TIM_MARGIN;
 
 	low_usecs = usecs;
diff --git a/utils/v4l2-compliance/v4l2-test-buffers.cpp b/utils/v4l2-compliance/v4l2-test-buffers.cpp
index 93df7034..87c2e523 100644
--- a/utils/v4l2-compliance/v4l2-test-buffers.cpp
+++ b/utils/v4l2-compliance/v4l2-test-buffers.cpp
@@ -2597,7 +2597,7 @@ static void streamFmt(struct node *node, __u32 pixelformat, __u32 w, __u32 h,
 	char hz[32] = "";
 
 	if (!frame_count)
-		frame_count = f ? 1.0 / fract2f(f) : 10;
+		frame_count = f ? (unsigned)(1.0f / fract2f(f)) : 10;
 	node->g_fmt(fmt);
 	fmt.s_pixelformat(pixelformat);
 	fmt.s_width(w);
diff --git a/utils/v4l2-ctl/v4l2-ctl-misc.cpp b/utils/v4l2-ctl/v4l2-ctl-misc.cpp
index cb933217..2851886a 100644
--- a/utils/v4l2-ctl/v4l2-ctl-misc.cpp
+++ b/utils/v4l2-ctl/v4l2-ctl-misc.cpp
@@ -320,7 +320,7 @@ void misc_set(cv4l_fd &_fd)
 		parm.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 		parm.parm.capture.timeperframe.numerator = 1000;
 		parm.parm.capture.timeperframe.denominator =
-			fps * parm.parm.capture.timeperframe.numerator;
+			(uint32_t)(fps * parm.parm.capture.timeperframe.numerator);
 
 		if (doioctl(fd, VIDIOC_S_PARM, &parm) == 0) {
 			struct v4l2_fract *tf = &parm.parm.capture.timeperframe;
@@ -338,7 +338,7 @@ void misc_set(cv4l_fd &_fd)
 		parm.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
 		parm.parm.output.timeperframe.numerator = 1000;
 		parm.parm.output.timeperframe.denominator =
-			output_fps * parm.parm.output.timeperframe.numerator;
+			(uint32_t)(output_fps * parm.parm.output.timeperframe.numerator);
 
 		if (doioctl(fd, VIDIOC_S_PARM, &parm) == 0) {
 			struct v4l2_fract *tf = &parm.parm.output.timeperframe;
diff --git a/utils/v4l2-ctl/v4l2-ctl-streaming.cpp b/utils/v4l2-ctl/v4l2-ctl-streaming.cpp
index 066a336a..6981a3cc 100644
--- a/utils/v4l2-ctl/v4l2-ctl-streaming.cpp
+++ b/utils/v4l2-ctl/v4l2-ctl-streaming.cpp
@@ -569,7 +569,7 @@ static void print_concise_buffer(FILE *f, cv4l_buffer &buf, cv4l_fmt &fmt,
 	if (!skip_ts && (buf.g_flags() & V4L2_BUF_FLAG_TIMESTAMP_MASK) != V4L2_BUF_FLAG_TIMESTAMP_COPY) {
 		double ts = buf.g_timestamp().tv_sec + buf.g_timestamp().tv_usec / 1000000.0;
 		fprintf(f, " ts: %.06f", ts);
-		if (last_ts)
+		if (last_ts <= 0.0)
 			fprintf(f, " delta: %.03f ms", (ts - last_ts) * 1000.0);
 		last_ts = ts;
 
diff --git a/utils/v4l2-ctl/v4l2-ctl-subdev.cpp b/utils/v4l2-ctl/v4l2-ctl-subdev.cpp
index 747f1699..f1223084 100644
--- a/utils/v4l2-ctl/v4l2-ctl-subdev.cpp
+++ b/utils/v4l2-ctl/v4l2-ctl-subdev.cpp
@@ -487,7 +487,7 @@ void subdev_set(cv4l_fd &_fd)
 			exit(1);
 		}
 		fival.interval.numerator = 1000;
-		fival.interval.denominator = set_fps * fival.interval.numerator;
+		fival.interval.denominator = (uint32_t)(set_fps * fival.interval.numerator);
 		printf("Note: --set-subdev-fps is only for testing.\n"
 		       "Normally media-ctl is used to configure the video pipeline.\n");
 		printf("ioctl: VIDIOC_SUBDEV_S_FRAME_INTERVAL (pad=%u)\n", fival.pad);
