diff options
Diffstat (limited to 'drivers/char')
-rw-r--r-- | drivers/char/lp.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/char/lp.c b/drivers/char/lp.c index 81674d7c56c7..60ac642752be 100644 --- a/drivers/char/lp.c +++ b/drivers/char/lp.c | |||
@@ -312,7 +312,7 @@ static ssize_t lp_write(struct file * file, const char __user * buf, | |||
312 | if (copy_size > LP_BUFFER_SIZE) | 312 | if (copy_size > LP_BUFFER_SIZE) |
313 | copy_size = LP_BUFFER_SIZE; | 313 | copy_size = LP_BUFFER_SIZE; |
314 | 314 | ||
315 | if (down_interruptible (&lp_table[minor].port_mutex)) | 315 | if (mutex_lock_interruptible(&lp_table[minor].port_mutex)) |
316 | return -EINTR; | 316 | return -EINTR; |
317 | 317 | ||
318 | if (copy_from_user (kbuf, buf, copy_size)) { | 318 | if (copy_from_user (kbuf, buf, copy_size)) { |
@@ -399,7 +399,7 @@ static ssize_t lp_write(struct file * file, const char __user * buf, | |||
399 | lp_release_parport (&lp_table[minor]); | 399 | lp_release_parport (&lp_table[minor]); |
400 | } | 400 | } |
401 | out_unlock: | 401 | out_unlock: |
402 | up (&lp_table[minor].port_mutex); | 402 | mutex_unlock(&lp_table[minor].port_mutex); |
403 | 403 | ||
404 | return retv; | 404 | return retv; |
405 | } | 405 | } |
@@ -421,7 +421,7 @@ static ssize_t lp_read(struct file * file, char __user * buf, | |||
421 | if (count > LP_BUFFER_SIZE) | 421 | if (count > LP_BUFFER_SIZE) |
422 | count = LP_BUFFER_SIZE; | 422 | count = LP_BUFFER_SIZE; |
423 | 423 | ||
424 | if (down_interruptible (&lp_table[minor].port_mutex)) | 424 | if (mutex_lock_interruptible(&lp_table[minor].port_mutex)) |
425 | return -EINTR; | 425 | return -EINTR; |
426 | 426 | ||
427 | lp_claim_parport_or_block (&lp_table[minor]); | 427 | lp_claim_parport_or_block (&lp_table[minor]); |
@@ -479,7 +479,7 @@ static ssize_t lp_read(struct file * file, char __user * buf, | |||
479 | if (retval > 0 && copy_to_user (buf, kbuf, retval)) | 479 | if (retval > 0 && copy_to_user (buf, kbuf, retval)) |
480 | retval = -EFAULT; | 480 | retval = -EFAULT; |
481 | 481 | ||
482 | up (&lp_table[minor].port_mutex); | 482 | mutex_unlock(&lp_table[minor].port_mutex); |
483 | 483 | ||
484 | return retval; | 484 | return retval; |
485 | } | 485 | } |
@@ -888,7 +888,7 @@ static int __init lp_init (void) | |||
888 | lp_table[i].last_error = 0; | 888 | lp_table[i].last_error = 0; |
889 | init_waitqueue_head (&lp_table[i].waitq); | 889 | init_waitqueue_head (&lp_table[i].waitq); |
890 | init_waitqueue_head (&lp_table[i].dataq); | 890 | init_waitqueue_head (&lp_table[i].dataq); |
891 | init_MUTEX (&lp_table[i].port_mutex); | 891 | mutex_init(&lp_table[i].port_mutex); |
892 | lp_table[i].timeout = 10 * HZ; | 892 | lp_table[i].timeout = 10 * HZ; |
893 | } | 893 | } |
894 | 894 | ||