patch-2.4.1 linux/drivers/isdn/isdn_common.c

• Lines: 19
• Date: Mon Jan 8 15:06:01 2001
• Orig file: v2.4.0/linux/drivers/isdn/isdn_common.c
• Orig date: Tue Jan 2 16:45:38 2001

diff -u --recursive --new-file v2.4.0/linux/drivers/isdn/isdn_common.c linux/drivers/isdn/isdn_common.c
@@ -1512,7 +1512,7 @@
 					int i;
 
 					if ((ret = verify_area(VERIFY_READ, (void *) arg,
-					(ISDN_MODEM_NUMREG + ISDN_MSNLEN)
+					(ISDN_MODEM_NUMREG + ISDN_MSNLEN + ISDN_LMSNLEN)
 						   * ISDN_MAX_CHANNELS)))
 						return ret;
 
@@ -1521,6 +1521,9 @@
 						     ISDN_MODEM_NUMREG))
 							return -EFAULT;
 						p += ISDN_MODEM_NUMREG;
+						if (copy_from_user(dev->mdm.info[i].emu.plmsn, p, ISDN_LMSNLEN))
+							return -EFAULT;
+						p += ISDN_LMSNLEN;
 						if (copy_from_user(dev->mdm.info[i].emu.pmsn, p, ISDN_MSNLEN))
 							return -EFAULT;
 						p += ISDN_MSNLEN;