patch-2.4.3 linux/drivers/char/dz.c
Next file: linux/drivers/char/i810_rng.c
Previous file: linux/drivers/char/dsp56k.c
Back to the patch index
Back to the overall index
-  Lines: 15
-  Date:
Fri Mar  2 18:38:37 2001
-  Orig file: 
v2.4.2/linux/drivers/char/dz.c
-  Orig date: 
Wed Feb 21 18:20:19 2001
diff -u --recursive --new-file v2.4.2/linux/drivers/char/dz.c linux/drivers/char/dz.c
@@ -847,10 +847,12 @@
   if (!new_info)
     return -EFAULT;
 
-  copy_from_user (&new_serial, new_info, sizeof(new_serial));
+  if(copy_from_user (&new_serial, new_info, sizeof(new_serial)))
+    return -EFAULT;
+    
   old_info = *info;
 
-  if (!suser())
+  if (!capable(CAP_SYS_ADMIN))
     return -EPERM;
 
   if (info->count > 1)
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)