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Mark arguments to certain syscalls as being const

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Mark arguments to certain system calls as being const where they should be but
aren't.  The list includes:

 (*) The filename arguments of various stat syscalls, execve(), various utimes
     syscalls and some mount syscalls.

 (*) The filename arguments of some syscall helpers relating to the above.

 (*) The buffer argument of various write syscalls.

Signed-off-by: David Howells <[email protected]>
Acked-by: David S. Miller <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
David Howells 2010-08-11 11:26:22 +01:00 • committed by Linus Torvalds
commit c788732523
44 changed files with 125 additions and 109 deletions
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7
fs/utimes.c
View file

@ -126,7 +126,8 @@ out:
* must be owner or have write permission.
* Else, update from *times, must be owner or super user.
*/
long do_utimes(int dfd, char __user *filename, struct timespec *times, int flags)
long do_utimes(int dfd, const char __user *filename, struct timespec *times,
int flags)
{
int error = -EINVAL;
@ -170,7 +171,7 @@ out:
return error;
}
SYSCALL_DEFINE4(utimensat, int, dfd, char __user *, filename,
SYSCALL_DEFINE4(utimensat, int, dfd, const char __user *, filename,
struct timespec __user *, utimes, int, flags)
{
struct timespec tstimes[2];
@ -188,7 +189,7 @@ SYSCALL_DEFINE4(utimensat, int, dfd, char __user *, filename,
return do_utimes(dfd, filename, utimes ? tstimes : NULL, flags);
}
SYSCALL_DEFINE3(futimesat, int, dfd, char __user *, filename,
SYSCALL_DEFINE3(futimesat, int, dfd, const char __user *, filename,
struct timeval __user *, utimes)
{
struct timeval times[2];