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nexedi
linux
Commits
e0182909
Commit
e0182909
authored
May 18, 2006
by
Al Viro
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[PATCH] proc_loginuid_write() uses simple_strtoul() on non-terminated array
Signed-off-by:
Al Viro
<
viro@zeniv.linux.org.uk
>
parent
ac03221a
Changes
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2 deletions
+3
-2
fs/proc/base.c
fs/proc/base.c
+3
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fs/proc/base.c
View file @
e0182909
...
...
@@ -1019,8 +1019,8 @@ static ssize_t proc_loginuid_write(struct file * file, const char __user * buf,
if
(
current
!=
task
)
return
-
EPERM
;
if
(
count
>
PAGE_SIZE
)
count
=
PAGE_SIZE
;
if
(
count
>
=
PAGE_SIZE
)
count
=
PAGE_SIZE
-
1
;
if
(
*
ppos
!=
0
)
{
/* No partial writes. */
...
...
@@ -1033,6 +1033,7 @@ static ssize_t proc_loginuid_write(struct file * file, const char __user * buf,
if
(
copy_from_user
(
page
,
buf
,
count
))
goto
out_free_page
;
page
[
count
]
=
'\0'
;
loginuid
=
simple_strtoul
(
page
,
&
tmp
,
10
);
if
(
tmp
==
page
)
{
length
=
-
EINVAL
;
...
...
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