additionally comment out unused code (which may be used later)
Signed-off-by: Helge Deller <deller@gmx.de>
if (hp_sdc_enqueue_transaction(&t)) return -1;
if (hp_sdc_enqueue_transaction(&t)) return -1;
- down_interruptible(&tsem); /* Put ourselves to sleep for results. */
+ /* Put ourselves to sleep for results. */
+ if (WARN_ON(down_interruptible(&tsem)))
+ return -1;
/* Check for nonpresence of BBRTC */
if (!((tseq[83] | tseq[90] | tseq[69] | tseq[76] |
/* Check for nonpresence of BBRTC */
if (!((tseq[83] | tseq[90] | tseq[69] | tseq[76] |
t.seq = tseq;
t.act.semaphore = &i8042tregs;
t.seq = tseq;
t.act.semaphore = &i8042tregs;
- down_interruptible(&i8042tregs); /* Sleep if output regs in use. */
+ /* Sleep if output regs in use. */
+ if (WARN_ON(down_interruptible(&i8042tregs)))
+ return -1;
if (hp_sdc_enqueue_transaction(&t)) return -1;
if (hp_sdc_enqueue_transaction(&t)) return -1;
- down_interruptible(&i8042tregs); /* Sleep until results come back. */
+ /* Sleep until results come back. */
+ if (WARN_ON(down_interruptible(&i8042tregs)))
+ return -1;
+
up(&i8042tregs);
return (tseq[5] |
up(&i8042tregs);
return (tseq[5] |
+#if 0 /* not used yet */
/* Set the i8042 real-time clock */
static int hp_sdc_rtc_set_rt (struct timeval *setto)
{
/* Set the i8042 real-time clock */
static int hp_sdc_rtc_set_rt (struct timeval *setto)
{
static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos) {
static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos) {