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8d64d372
编写于
7月 06, 2006
作者:
D
Dmitry Torokhov
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
Input: iforce - check array bounds before accessing elements
Fixes Coverity #id 864 Signed-off-by:
N
Dmitry Torokhov
<
dtor@mail.ru
>
上级
95349fe8
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
9 addition
and
9 deletion
+9
-9
drivers/input/joystick/iforce/iforce-main.c
drivers/input/joystick/iforce/iforce-main.c
+9
-9
未找到文件。
drivers/input/joystick/iforce/iforce-main.c
浏览文件 @
8d64d372
...
...
@@ -222,22 +222,22 @@ static int iforce_erase_effect(struct input_dev *dev, int effect_id)
int
err
=
0
;
struct
iforce_core_effect
*
core_effect
;
/* Check who is trying to erase this effect */
if
(
iforce
->
core_effects
[
effect_id
].
owner
!=
current
->
pid
)
{
printk
(
KERN_WARNING
"iforce-main.c: %d tried to erase an effect belonging to %d
\n
"
,
current
->
pid
,
iforce
->
core_effects
[
effect_id
].
owner
);
return
-
EACCES
;
}
if
(
effect_id
<
0
||
effect_id
>=
FF_EFFECTS_MAX
)
return
-
EINVAL
;
core_effect
=
iforce
->
core_effects
+
effect_id
;
core_effect
=
&
iforce
->
core_effects
[
effect_id
];
/* Check who is trying to erase this effect */
if
(
core_effect
->
owner
!=
current
->
pid
)
{
printk
(
KERN_WARNING
"iforce-main.c: %d tried to erase an effect belonging to %d
\n
"
,
current
->
pid
,
core_effect
->
owner
);
return
-
EACCES
;
}
if
(
test_bit
(
FF_MOD1_IS_USED
,
core_effect
->
flags
))
err
=
release_resource
(
&
(
iforce
->
core_effects
[
effect_id
].
mod1_chunk
)
);
err
=
release_resource
(
&
core_effect
->
mod1_chunk
);
if
(
!
err
&&
test_bit
(
FF_MOD2_IS_USED
,
core_effect
->
flags
))
err
=
release_resource
(
&
(
iforce
->
core_effects
[
effect_id
].
mod2_chunk
)
);
err
=
release_resource
(
&
core_effect
->
mod2_chunk
);
/*TODO: remember to change that if more FF_MOD* bits are added */
core_effect
->
flags
[
0
]
=
0
;
...
...
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