xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

serio: BKL pushdown

Browse Source 
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann
2008-05-20 19:16:43 +02:00
committed by Jonathan Corbet
parent 556e4b0b69
commit 9edca64b72
1 changed files with 5 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/input/serio/serio_raw.c
View File

@@ -10,6 +10,7 @@
*/ */
#include <linux/slab.h> #include <linux/slab.h>
#include <linux/smp_lock.h>
#include <linux/poll.h> #include <linux/poll.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/serio.h> #include <linux/serio.h>
@@ -81,9 +82,10 @@ static int serio_raw_open(struct inode *inode, struct file *file)
struct serio_raw_list *list; struct serio_raw_list *list;
int retval = 0; int retval = 0;
lock_kernel();
retval = mutex_lock_interruptible(&serio_raw_mutex); retval = mutex_lock_interruptible(&serio_raw_mutex);
if (retval) if (retval)
return retval; goto out_bkl;
if (!(serio_raw = serio_raw_locate(iminor(inode)))) { if (!(serio_raw = serio_raw_locate(iminor(inode)))) {
retval = -ENODEV; retval = -ENODEV;
@@ -108,6 +110,8 @@ static int serio_raw_open(struct inode *inode, struct file *file)
out: out:
mutex_unlock(&serio_raw_mutex); mutex_unlock(&serio_raw_mutex);
out_bkl:
unlock_kernel();
return retval; return retval;
} }