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always set *data to appease gcc -03 (some users of cx24227_readreg() don't 

check return value for error).
This commit is contained in:
bouyer 2012-03-15 16:20:36 +00:00
parent e15100e94c
commit 5358272642
1 changed files with 4 additions and 4 deletions
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8
sys/dev/i2c/cx24227.c
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@ -1,4 +1,4 @@
/* $NetBSD: cx24227.c,v 1.5 2011/10/02 19:03:56 jmcneill Exp $ */
/* $NetBSD: cx24227.c,v 1.6 2012/03/15 16:20:36 bouyer Exp $ */
/*
* Copyright (c) 2008, 2011 Jonathan A. Kollasch
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: cx24227.c,v 1.5 2011/10/02 19:03:56 jmcneill Exp $");
__KERNEL_RCSID(0, "$NetBSD: cx24227.c,v 1.6 2012/03/15 16:20:36 bouyer Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -128,11 +128,11 @@ cx24227_readreg(struct cx24227 *sc, uint8_t reg, uint16_t *data)
int error;
uint8_t r[2];
*data = 0x0000;
if (iic_acquire_bus(sc->tag, I2C_F_POLL) != 0)
return -1;
*data = 0x0000;
error = iic_exec(sc->tag, I2C_OP_READ_WITH_STOP, sc->addr,
&reg, 1, r, 2, I2C_F_POLL);