* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <linux/capability.h>
#include <linux/file.h>
#include <linux/fs.h>
#include <linux/namei.h>
#include <linux/utsname.h>
#include <linux/vfs.h>
#include <linux/vmalloc.h>
+#include <linux/vs_cvirt.h>
#include <asm/errno.h>
#include <asm/pgalloc.h>
down_read(&uts_sem);
- error = __copy_to_user(&name->sysname,&system_utsname.sysname,HPUX_UTSLEN-1);
+ error = __copy_to_user(&name->sysname,vx_new_uts(sysname),HPUX_UTSLEN-1);
error |= __put_user(0,name->sysname+HPUX_UTSLEN-1);
- error |= __copy_to_user(&name->nodename,&system_utsname.nodename,HPUX_UTSLEN-1);
+ error |= __copy_to_user(&name->nodename,vx_new_uts(nodename),HPUX_UTSLEN-1);
error |= __put_user(0,name->nodename+HPUX_UTSLEN-1);
- error |= __copy_to_user(&name->release,&system_utsname.release,HPUX_UTSLEN-1);
+ error |= __copy_to_user(&name->release,vx_new_uts(release),HPUX_UTSLEN-1);
error |= __put_user(0,name->release+HPUX_UTSLEN-1);
- error |= __copy_to_user(&name->version,&system_utsname.version,HPUX_UTSLEN-1);
+ error |= __copy_to_user(&name->version,vx_new_uts(version),HPUX_UTSLEN-1);
error |= __put_user(0,name->version+HPUX_UTSLEN-1);
- error |= __copy_to_user(&name->machine,&system_utsname.machine,HPUX_UTSLEN-1);
+ error |= __copy_to_user(&name->machine,vx_new_uts(machine),HPUX_UTSLEN-1);
error |= __put_user(0,name->machine+HPUX_UTSLEN-1);
up_read(&uts_sem);
/* TODO: print a warning about using this? */
down_write(&uts_sem);
error = -EFAULT;
- if (!copy_from_user(system_utsname.sysname, ubuf, len)) {
- system_utsname.sysname[len] = 0;
+ if (!copy_from_user(vx_new_uts(sysname), ubuf, len)) {
+ vx_new_uts(sysname)[len] = 0;
error = 0;
}
up_write(&uts_sem);
/* TODO: print a warning about this? */
down_write(&uts_sem);
error = -EFAULT;
- if (!copy_from_user(system_utsname.release, ubuf, len)) {
- system_utsname.release[len] = 0;
+ if (!copy_from_user(vx_new_uts(release), ubuf, len)) {
+ vx_new_uts(release)[len] = 0;
error = 0;
}
up_write(&uts_sem);
down_read(&uts_sem);
- nlen = strlen(system_utsname.domainname) + 1;
+ nlen = strlen(vx_new_uts(domainname)) + 1;
if (nlen < len)
len = nlen;
if(len > __NEW_UTS_LEN)
goto done;
- if(copy_to_user(name, system_utsname.domainname, len))
+ if(copy_to_user(name, vx_new_uts(domainname), len))
goto done;
err = 0;
done:
if ( opcode == 1 ) { /* GETFSIND */
len = strlen_user((char *)arg1);
printk(KERN_DEBUG "len of arg1 = %d\n", len);
-
- fsname = (char *) kmalloc(len+1, GFP_KERNEL);
+ if (len == 0)
+ return 0;
+ fsname = (char *) kmalloc(len, GFP_KERNEL);
if ( !fsname ) {
printk(KERN_DEBUG "failed to kmalloc fsname\n");
return 0;
}
- if ( copy_from_user(fsname, (char *)arg1, len+1) ) {
+ if ( copy_from_user(fsname, (char *)arg1, len) ) {
printk(KERN_DEBUG "failed to copy_from_user fsname\n");
kfree(fsname);
return 0;
}
+ /* String could be altered by userspace after strlen_user() */
+ fsname[len] = '\0';
+
printk(KERN_DEBUG "that is '%s' as (char *)\n", fsname);
if ( !strcmp(fsname, "hfs") ) {
fstype = 0;