aboutsummaryrefslogtreecommitdiff
path: root/drivers/hid/hidraw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/hid/hidraw.c')
-rw-r--r--drivers/hid/hidraw.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 47d70c523d9..5a6f99b1db1 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -212,9 +212,13 @@ static int hidraw_release(struct inode * inode, struct file * file)
unsigned int minor = iminor(inode);
struct hidraw *dev;
struct hidraw_list *list = file->private_data;
+ int ret;
- if (!hidraw_table[minor])
- return -ENODEV;
+ mutex_lock(&minors_lock);
+ if (!hidraw_table[minor]) {
+ ret = -ENODEV;
+ goto unlock;
+ }
list_del(&list->node);
dev = hidraw_table[minor];
@@ -227,10 +231,12 @@ static int hidraw_release(struct inode * inode, struct file * file)
kfree(list->hidraw);
}
}
-
kfree(list);
+ ret = 0;
+unlock:
+ mutex_unlock(&minors_lock);
- return 0;
+ return ret;
}
static long hidraw_ioctl(struct file *file, unsigned int cmd,