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AoE: cdev lock_kernel() pushdown 

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Jonathan Corbet 2008-05-15 10:03:09 -06:00
parent 764a4a8e54
commit 579174a55f
1 changed files with 6 additions and 1 deletions
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7
drivers/block/aoe/aoechr.c
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@ -7,6 +7,7 @@
#include <linux/hdreg.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/smp_lock.h>
#include "aoe.h"
enum {
@ -174,12 +175,16 @@ aoechr_open(struct inode *inode, struct file *filp)
{
int n, i;
lock_kernel();
n = iminor(inode);
filp->private_data = (void *) (unsigned long) n;
for (i = 0; i < ARRAY_SIZE(chardevs); ++i)
if (chardevs[i].minor == n)
if (chardevs[i].minor == n) {
unlock_kernel();
return 0;
}
unlock_kernel();
return -EINVAL;
}