Commit 115d2a3d authored by Wolfgang Grandegger's avatar Wolfgang Grandegger Committed by David S. Miller

can: sja1000_isa: fix "limited range" compiler warnings

This patch fixes the compiler warnings: "comparison is always
false due to limited range of data type" by using "0xff" instead
of "-1" for unsigned values.
Signed-off-by: default avatarWolfgang Grandegger <wg@grandegger.com>
Acked-by: default avatarMarc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6977a79d
......@@ -44,9 +44,9 @@ static unsigned long port[MAXDEV];
static unsigned long mem[MAXDEV];
static int __devinitdata irq[MAXDEV];
static int __devinitdata clk[MAXDEV];
static char __devinitdata cdr[MAXDEV] = {[0 ... (MAXDEV - 1)] = -1};
static char __devinitdata ocr[MAXDEV] = {[0 ... (MAXDEV - 1)] = -1};
static char __devinitdata indirect[MAXDEV] = {[0 ... (MAXDEV - 1)] = -1};
static unsigned char __devinitdata cdr[MAXDEV] = {[0 ... (MAXDEV - 1)] = 0xff};
static unsigned char __devinitdata ocr[MAXDEV] = {[0 ... (MAXDEV - 1)] = 0xff};
static int __devinitdata indirect[MAXDEV] = {[0 ... (MAXDEV - 1)] = -1};
module_param_array(port, ulong, NULL, S_IRUGO);
MODULE_PARM_DESC(port, "I/O port number");
......@@ -54,7 +54,7 @@ MODULE_PARM_DESC(port, "I/O port number");
module_param_array(mem, ulong, NULL, S_IRUGO);
MODULE_PARM_DESC(mem, "I/O memory address");
module_param_array(indirect, byte, NULL, S_IRUGO);
module_param_array(indirect, int, NULL, S_IRUGO);
MODULE_PARM_DESC(indirect, "Indirect access via address and data port");
module_param_array(irq, int, NULL, S_IRUGO);
......@@ -189,17 +189,17 @@ static int __devinit sja1000_isa_probe(struct device *pdev, unsigned int idx)
else
priv->can.clock.freq = CLK_DEFAULT / 2;
if (ocr[idx] != -1)
priv->ocr = ocr[idx] & 0xff;
else if (ocr[0] != -1)
priv->ocr = ocr[0] & 0xff;
if (ocr[idx] != 0xff)
priv->ocr = ocr[idx];
else if (ocr[0] != 0xff)
priv->ocr = ocr[0];
else
priv->ocr = OCR_DEFAULT;
if (cdr[idx] != -1)
priv->cdr = cdr[idx] & 0xff;
else if (cdr[0] != -1)
priv->cdr = cdr[0] & 0xff;
if (cdr[idx] != 0xff)
priv->cdr = cdr[idx];
else if (cdr[0] != 0xff)
priv->cdr = cdr[0];
else
priv->cdr = CDR_DEFAULT;
......
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