V4L/DVB (7161): em28xx: Fix printing debug values higher than 127

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 4ffb8d0..6965baf 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -150,7 +150,7 @@ int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
        if (reg_debug){
                printk(ret < 0 ? " failed!\n" : "%02x values: ", ret);
                for (byte = 0; byte < len; byte++) {
-                       printk(" %02x", buf[byte]);
+                       printk(" %02x", (unsigned char)buf[byte]);
                }
                printk("\n");
        }
@@ -177,7 +177,8 @@ int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg)
                              0x0000, reg, &val, 1, HZ);
 
        if (reg_debug)
-               printk(ret < 0 ? " failed!\n" : "%02x\n", val);
+               printk(ret < 0 ? " failed!\n" :
+                                "%02x\n", (unsigned char) val);
 
        if (ret < 0)
                return ret;