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authorAl Viro <viro@zeniv.linux.org.uk>2011-02-23 17:44:09 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2011-03-14 09:15:25 -0400
commit47c805dc2d2dff686962f5f0baa6bac2d703ba19 (patch)
treeb596e0a1aadb1550ef2099df95832196cd0eeda1 /fs/exec.c
parentc3e380b0b3cfa613189fb91513efd88a65e1d9d8 (diff)
downloadop-kernel-dev-47c805dc2d2dff686962f5f0baa6bac2d703ba19.zip
op-kernel-dev-47c805dc2d2dff686962f5f0baa6bac2d703ba19.tar.gz
switch do_filp_open() to struct open_flags
take calculation of open_flags by open(2) arguments into new helper in fs/open.c, move filp_open() over there, have it and do_sys_open() use that helper, switch exec.c callers of do_filp_open() to explicit (and constant) struct open_flags. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/exec.c')
-rw-r--r--fs/exec.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 52a447d..ba99e1a 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -115,13 +115,16 @@ SYSCALL_DEFINE1(uselib, const char __user *, library)
struct file *file;
char *tmp = getname(library);
int error = PTR_ERR(tmp);
+ static const struct open_flags uselib_flags = {
+ .open_flag = O_LARGEFILE | O_RDONLY | __FMODE_EXEC,
+ .acc_mode = MAY_READ | MAY_EXEC | MAY_OPEN,
+ .intent = LOOKUP_OPEN
+ };
if (IS_ERR(tmp))
goto out;
- file = do_filp_open(AT_FDCWD, tmp,
- O_LARGEFILE | O_RDONLY | __FMODE_EXEC, 0,
- MAY_READ | MAY_EXEC | MAY_OPEN);
+ file = do_filp_open(AT_FDCWD, tmp, &uselib_flags, LOOKUP_FOLLOW);
putname(tmp);
error = PTR_ERR(file);
if (IS_ERR(file))
@@ -721,10 +724,13 @@ struct file *open_exec(const char *name)
{
struct file *file;
int err;
+ static const struct open_flags open_exec_flags = {
+ .open_flag = O_LARGEFILE | O_RDONLY | __FMODE_EXEC,
+ .acc_mode = MAY_EXEC | MAY_OPEN,
+ .intent = LOOKUP_OPEN
+ };
- file = do_filp_open(AT_FDCWD, name,
- O_LARGEFILE | O_RDONLY | __FMODE_EXEC, 0,
- MAY_EXEC | MAY_OPEN);
+ file = do_filp_open(AT_FDCWD, name, &open_exec_flags, LOOKUP_FOLLOW);
if (IS_ERR(file))
goto out;
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