static inline int wait_DRQ(void)
{
- int retries = 100000, stat;
+ int retries;
+ int stat;
- while (--retries > 0)
- if ((stat = inb_p(HD_STATUS)) & DRQ_STAT)
+ for (retries = 0; retries < 100000; retries++) {
+ stat = inb_p(HD_STATUS);
+ if (stat & DRQ_STAT)
return 0;
+ }
dump_status("wait_DRQ", stat);
return -1;
}