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init: add an init_chmod helper

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Add a simple helper to chmod with a kernel space file name and switch
the early init code over to it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2020-07-22 11:41:02 +02:00
parent b873498f99
commit 1097742efc
6 changed files with 19 additions and 12 deletions
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include/linux/syscalls.h
-7
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@@ -1304,13 +1304,6 @@ static inline long ksys_link(const char __user *oldname,
return do_linkat(AT_FDCWD, oldname, AT_FDCWD, newname, 0);
}
extern int do_fchmodat(int dfd, const char __user *filename, umode_t mode);
static inline int ksys_chmod(const char __user *filename, umode_t mode)
{
return do_fchmodat(AT_FDCWD, filename, mode);
}
long do_faccessat(int dfd, const char __user *filename, int mode, int flags);
static inline long ksys_access(const char __user *filename, int mode)