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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 13:49:54 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 13:49:54 -0400
commitc37927d4359e81b85de644f8fb08878717cf5f3f (patch)
tree25dabf2d905e1410819d1bdaba0bf5f779100d3c /drivers/char/mbcs.c
parent5704e44d283e907623e3775c1262f206a2c48cf3 (diff)
parent2a48fc0ab24241755dc93bfd4f01d68efab47f5a (diff)
Merge branch 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl
* 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl: block: autoconvert trivial BKL users to private mutex drivers: autoconvert trivial BKL users to private mutex ipmi: autoconvert trivial BKL users to private mutex mac: autoconvert trivial BKL users to private mutex mtd: autoconvert trivial BKL users to private mutex scsi: autoconvert trivial BKL users to private mutex Fix up trivial conflicts (due to addition of private mutex right next to deletion of a version string) in drivers/char/pcmcia/cm40[04]0_cs.c
Diffstat (limited to 'drivers/char/mbcs.c')
-rw-r--r--drivers/char/mbcs.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/char/mbcs.c b/drivers/char/mbcs.c
index 83bef4efe376..1aeaaba680d2 100644
--- a/drivers/char/mbcs.c
+++ b/drivers/char/mbcs.c
@@ -25,7 +25,6 @@
25#include <linux/mm.h> 25#include <linux/mm.h>
26#include <linux/uio.h> 26#include <linux/uio.h>
27#include <linux/mutex.h> 27#include <linux/mutex.h>
28#include <linux/smp_lock.h>
29#include <linux/slab.h> 28#include <linux/slab.h>
30#include <asm/io.h> 29#include <asm/io.h>
31#include <asm/uaccess.h> 30#include <asm/uaccess.h>
@@ -42,6 +41,7 @@
42#else 41#else
43#define DBG(fmt...) 42#define DBG(fmt...)
44#endif 43#endif
44static DEFINE_MUTEX(mbcs_mutex);
45static int mbcs_major; 45static int mbcs_major;
46 46
47static LIST_HEAD(soft_list); 47static LIST_HEAD(soft_list);
@@ -385,19 +385,19 @@ static int mbcs_open(struct inode *ip, struct file *fp)
385 struct mbcs_soft *soft; 385 struct mbcs_soft *soft;
386 int minor; 386 int minor;
387 387
388 lock_kernel(); 388 mutex_lock(&mbcs_mutex);
389 minor = iminor(ip); 389 minor = iminor(ip);
390 390
391 /* Nothing protects access to this list... */ 391 /* Nothing protects access to this list... */
392 list_for_each_entry(soft, &soft_list, list) { 392 list_for_each_entry(soft, &soft_list, list) {
393 if (soft->nasid == minor) { 393 if (soft->nasid == minor) {
394 fp->private_data = soft->cxdev; 394 fp->private_data = soft->cxdev;
395 unlock_kernel(); 395 mutex_unlock(&mbcs_mutex);
396 return 0; 396 return 0;
397 } 397 }
398 } 398 }
399 399
400 unlock_kernel(); 400 mutex_unlock(&mbcs_mutex);
401 return -ENODEV; 401 return -ENODEV;
402} 402}
403 403