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linux
linux-davinci
Commits
864fe516
Commit
864fe516
authored
May 20, 2008
by
Arnd Bergmann
Committed by
Jonathan Corbet
Jun 20, 2008
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apm_32: BKL pushdown
Signed-off-by:
Arnd Bergmann
<
arnd@arndb.de
>
parent
2861ead3
Changes
1
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arch/x86/kernel/apm_32.c
arch/x86/kernel/apm_32.c
+4
-0
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arch/x86/kernel/apm_32.c
View file @
864fe516
...
@@ -204,6 +204,7 @@
...
@@ -204,6 +204,7 @@
#include <linux/module.h>
#include <linux/module.h>
#include <linux/poll.h>
#include <linux/poll.h>
#include <linux/smp_lock.h>
#include <linux/types.h>
#include <linux/types.h>
#include <linux/stddef.h>
#include <linux/stddef.h>
#include <linux/timer.h>
#include <linux/timer.h>
...
@@ -1544,10 +1545,12 @@ static int do_open(struct inode *inode, struct file *filp)
...
@@ -1544,10 +1545,12 @@ static int do_open(struct inode *inode, struct file *filp)
{
{
struct
apm_user
*
as
;
struct
apm_user
*
as
;
lock_kernel
();
as
=
kmalloc
(
sizeof
(
*
as
),
GFP_KERNEL
);
as
=
kmalloc
(
sizeof
(
*
as
),
GFP_KERNEL
);
if
(
as
==
NULL
)
{
if
(
as
==
NULL
)
{
printk
(
KERN_ERR
"apm: cannot allocate struct of size %d bytes
\n
"
,
printk
(
KERN_ERR
"apm: cannot allocate struct of size %d bytes
\n
"
,
sizeof
(
*
as
));
sizeof
(
*
as
));
unlock_kernel
();
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
as
->
magic
=
APM_BIOS_MAGIC
;
as
->
magic
=
APM_BIOS_MAGIC
;
...
@@ -1569,6 +1572,7 @@ static int do_open(struct inode *inode, struct file *filp)
...
@@ -1569,6 +1572,7 @@ static int do_open(struct inode *inode, struct file *filp)
user_list
=
as
;
user_list
=
as
;
spin_unlock
(
&
user_list_lock
);
spin_unlock
(
&
user_list_lock
);
filp
->
private_data
=
as
;
filp
->
private_data
=
as
;
unlock_kernel
();
return
0
;
return
0
;
}
}
...
...
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