input, inp and i are unsigned. When negative they are wrapped and caught by the
other test.

Signed-off-by: Roel Kluin <roel.kl...@gmail.com>
---
diff --git a/drivers/media/dvb/ttpci/av7110_v4l.c 
b/drivers/media/dvb/ttpci/av7110_v4l.c
index ce64c62..8986d96 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 d7b1921..fc76e4d 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 e305c16..103096b 100644
--- a/drivers/media/video/saa7134/saa7134-video.c
+++ b/drivers/media/video/saa7134/saa7134-video.c
@@ -1797,7 +1797,7 @@ 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;
--
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