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[media] usbvision-core: fix a warning
authorMauro Carvalho Chehab <mchehab@redhat.com>
Sat, 27 Oct 2012 19:30:20 +0000 (16:30 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Sun, 28 Oct 2012 09:38:58 +0000 (07:38 -0200)
drivers/media/usb/usbvision/usbvision-core.c:1749:2: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/usb/usbvision/usbvision.h patch | blob | history

diff --git a/drivers/media/usb/usbvision/usbvision.h b/drivers/media/usb/usbvision/usbvision.h
index 43cf61f..8a25876 100644 (file)
--- a/drivers/media/usb/usbvision/usbvision.h
+++ b/drivers/media/usb/usbvision/usbvision.h
@@ -167,7 +167,7 @@ enum {
 
 /* This macro restricts an int variable to an inclusive range */
 #define RESTRICT_TO_RANGE(v, mi, ma) \
-       { if ((v) < (mi)) (v) = (mi); else if ((v) > (ma)) (v) = (ma); }
+       { if (((int)v) < (mi)) (v) = (mi); else if ((v) > (ma)) (v) = (ma); }
 
 /*
  * We use macros to do YUV -> RGB conversion because this is
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