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nexedi
linux
Commits
3f4d5a00
Commit
3f4d5a00
authored
Mar 14, 2014
by
Al Viro
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Plain Diff
tidy do_dentry_open() up a bit
Signed-off-by:
Al Viro
<
viro@zeniv.linux.org.uk
>
parent
83f936c7
Changes
1
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1 changed file
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10 additions
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12 deletions
+10
-12
fs/open.c
fs/open.c
+10
-12
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fs/open.c
View file @
3f4d5a00
...
@@ -656,30 +656,28 @@ static int do_dentry_open(struct file *f,
...
@@ -656,30 +656,28 @@ static int do_dentry_open(struct file *f,
f
->
f_mode
=
OPEN_FMODE
(
f
->
f_flags
)
|
FMODE_LSEEK
|
f
->
f_mode
=
OPEN_FMODE
(
f
->
f_flags
)
|
FMODE_LSEEK
|
FMODE_PREAD
|
FMODE_PWRITE
;
FMODE_PREAD
|
FMODE_PWRITE
;
if
(
unlikely
(
f
->
f_flags
&
O_PATH
))
f
->
f_mode
=
FMODE_PATH
;
path_get
(
&
f
->
f_path
);
path_get
(
&
f
->
f_path
);
inode
=
f
->
f_inode
=
f
->
f_path
.
dentry
->
d_inode
;
inode
=
f
->
f_inode
=
f
->
f_path
.
dentry
->
d_inode
;
f
->
f_mapping
=
inode
->
i_mapping
;
if
(
unlikely
(
f
->
f_flags
&
O_PATH
))
{
f
->
f_mode
=
FMODE_PATH
;
f
->
f_op
=
&
empty_fops
;
return
0
;
}
if
(
f
->
f_mode
&
FMODE_WRITE
&&
!
special_file
(
inode
->
i_mode
))
{
if
(
f
->
f_mode
&
FMODE_WRITE
&&
!
special_file
(
inode
->
i_mode
))
{
error
=
get_write_access
(
inode
);
error
=
get_write_access
(
inode
);
if
(
error
)
if
(
unlikely
(
error
)
)
goto
cleanup_file
;
goto
cleanup_file
;
error
=
__mnt_want_write
(
f
->
f_path
.
mnt
);
error
=
__mnt_want_write
(
f
->
f_path
.
mnt
);
if
(
error
)
{
if
(
unlikely
(
error
)
)
{
put_write_access
(
inode
);
put_write_access
(
inode
);
goto
cleanup_file
;
goto
cleanup_file
;
}
}
f
->
f_mode
|=
FMODE_WRITER
;
f
->
f_mode
|=
FMODE_WRITER
;
}
}
f
->
f_mapping
=
inode
->
i_mapping
;
if
(
unlikely
(
f
->
f_mode
&
FMODE_PATH
))
{
f
->
f_op
=
&
empty_fops
;
return
0
;
}
/* POSIX.1-2008/SUSv4 Section XSI 2.9.7 */
/* POSIX.1-2008/SUSv4 Section XSI 2.9.7 */
if
(
S_ISREG
(
inode
->
i_mode
))
if
(
S_ISREG
(
inode
->
i_mode
))
f
->
f_mode
|=
FMODE_ATOMIC_POS
;
f
->
f_mode
|=
FMODE_ATOMIC_POS
;
...
...
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