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[media] usbvision-core: fix a warning 

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>
This commit is contained in:
Mauro Carvalho Chehab 2012-10-27 16:30:20 -03:00
parent 199ab8fed4
commit 534d032601
1 changed files with 1 additions and 1 deletions
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2
drivers/media/usb/usbvision/usbvision.h
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@ -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