From baae2e1958b9353adf4f247758ccd43046282c67 Mon Sep 17 00:00:00 2001
From: mmdolze <mmdolze@users.sourceforge.net>
Date: Thu, 10 Feb 2011 22:55:45 +0000
Subject: [PATCH] Unsigned variables should be used for right-shifting bitmasks
 if the have their MSB bit set.

---
 server/drivers/sed1330.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/drivers/sed1330.c b/server/drivers/sed1330.c
index 0cdf5f5..785c2d6 100644
--- a/server/drivers/sed1330.c
+++ b/server/drivers/sed1330.c
@@ -787,7 +787,7 @@ inline void
 sed1330_set_pixel(PrivateData * p, int x, int y, int value)
 {
 	unsigned int bytepos;
-	char bitmask;
+	unsigned char bitmask;
 
 	bytepos = y * p->bytesperline + x / p->cellwidth;
 	bitmask = 0x80 >> (x % p->cellwidth);