diff --git a/drivers/media/dvb/ttpci/av7110_v4l.c b/drivers/media/dvb/ttpci/av7110_v4l.c
index ce64c6214cc410d473e61eac226ffa3514acea19..8986d967d2f4bb03c0e67dae2458a686e718ad3e 100644
--- a/drivers/media/dvb/ttpci/av7110_v4l.c
+++ b/drivers/media/dvb/ttpci/av7110_v4l.c
@@ -490,7 +490,7 @@ static int vidioc_s_input(struct file *file, void *fh, unsigned int input)
 	if (!av7110->analog_tuner_flags)
 		return 0;
 
-	if (input < 0 || input >= 4)
+	if (input >= 4)
 		return -EINVAL;
 
 	av7110->current_input = input;
diff --git a/drivers/media/video/cx18/cx18-ioctl.c b/drivers/media/video/cx18/cx18-ioctl.c
index d7b1921e6666006f327c54b3e18ce8b3ac649886..fc76e4d6ffa72d3d6c48e9bc169d2465a5f03a25 100644
--- a/drivers/media/video/cx18/cx18-ioctl.c
+++ b/drivers/media/video/cx18/cx18-ioctl.c
@@ -605,7 +605,7 @@ int cx18_s_input(struct file *file, void *fh, unsigned int inp)
 	if (ret)
 		return ret;
 
-	if (inp < 0 || inp >= cx->nof_inputs)
+	if (inp >= cx->nof_inputs)
 		return -EINVAL;
 
 	if (inp == cx->active_input) {
diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c
index ba87128542e03254aa27e5ab3f55dbcca869cffa..bf4c99d191508b5612ff6dc813a3b29f64a749ec 100644
--- a/drivers/media/video/saa7134/saa7134-video.c
+++ b/drivers/media/video/saa7134/saa7134-video.c
@@ -1790,7 +1790,7 @@ static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
 	if (0 != err)
 		return err;
 
-	if (i < 0  ||  i >= SAA7134_INPUT_MAX)
+	if (i >= SAA7134_INPUT_MAX)
 		return -EINVAL;
 	if (NULL == card_in(dev, i).name)
 		return -EINVAL;