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Kirill Smelkov
linux
Commits
34c3789d
Commit
34c3789d
authored
Apr 21, 2004
by
Dave Jones
Committed by
Dave Jones
Apr 21, 2004
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[CPUFREQ] Fix unbalanced try_get_module/put_module
Spotted by Charles Coffing <ccoffing@novell.com>
parent
ad2ba7e6
Changes
1
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Showing
1 changed file
with
8 additions
and
4 deletions
+8
-4
drivers/cpufreq/cpufreq.c
drivers/cpufreq/cpufreq.c
+8
-4
No files found.
drivers/cpufreq/cpufreq.c
View file @
34c3789d
...
@@ -360,8 +360,10 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
...
@@ -360,8 +360,10 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
return
-
EINVAL
;
return
-
EINVAL
;
policy
=
kmalloc
(
sizeof
(
struct
cpufreq_policy
),
GFP_KERNEL
);
policy
=
kmalloc
(
sizeof
(
struct
cpufreq_policy
),
GFP_KERNEL
);
if
(
!
policy
)
if
(
!
policy
)
{
return
-
ENOMEM
;
ret
=
-
ENOMEM
;
goto
nomem_out
;
}
memset
(
policy
,
0
,
sizeof
(
struct
cpufreq_policy
));
memset
(
policy
,
0
,
sizeof
(
struct
cpufreq_policy
));
policy
->
cpu
=
cpu
;
policy
->
cpu
=
cpu
;
...
@@ -410,7 +412,7 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
...
@@ -410,7 +412,7 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
return
0
;
return
0
;
err_out_unregister:
err_out_unregister:
spin_lock_irqsave
(
&
cpufreq_driver_lock
,
flags
);
spin_lock_irqsave
(
&
cpufreq_driver_lock
,
flags
);
cpufreq_cpu_data
[
cpu
]
=
NULL
;
cpufreq_cpu_data
[
cpu
]
=
NULL
;
spin_unlock_irqrestore
(
&
cpufreq_driver_lock
,
flags
);
spin_unlock_irqrestore
(
&
cpufreq_driver_lock
,
flags
);
...
@@ -418,8 +420,10 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
...
@@ -418,8 +420,10 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
kobject_unregister
(
&
policy
->
kobj
);
kobject_unregister
(
&
policy
->
kobj
);
wait_for_completion
(
&
policy
->
kobj_unregister
);
wait_for_completion
(
&
policy
->
kobj_unregister
);
err_out:
err_out:
kfree
(
policy
);
kfree
(
policy
);
nomem_out:
module_put
(
cpufreq_driver
->
owner
);
module_put
(
cpufreq_driver
->
owner
);
return
ret
;
return
ret
;
}
}
...
...
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