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authorDavid Howells <dhowells@redhat.com>2010-08-11 14:26:22 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-14 03:53:13 +0400
commitc7887325230aec47d47a32562a6e26014a0fafca (patch)
tree10535943dace59ddb01d3440aa582bc4640e8016 /fs/utimes.c
parentb84ae4a1401a731ef5fee987c0cb08743838dda7 (diff)
downloadlinux-c7887325230aec47d47a32562a6e26014a0fafca.tar.xz
Mark arguments to certain syscalls as being const
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 <dhowells@redhat.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/utimes.c')
-rw-r--r--fs/utimes.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/utimes.c b/fs/utimes.c
index e4c75db5d373..179b58690657 100644
--- a/fs/utimes.c
+++ b/fs/utimes.c
@@ -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];