X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fisdn%2Fpcbit%2Fdrv.c;h=6ead5e1508b705fd682c28c2a57c9a581ab5e611;hp=5de861f4081605ec66d0c375291dda166c8bae80;hb=cde49b058474ab3f7ff830283e5b538e8fbeefe5;hpb=f45727d52d1581e9ff4df9d1a12a60789ad2d1eb

diff --git a/drivers/isdn/pcbit/drv.c b/drivers/isdn/pcbit/drv.c
index 5de861f40816..6ead5e1508b7 100644
--- a/drivers/isdn/pcbit/drv.c
+++ b/drivers/isdn/pcbit/drv.c
@@ -561,10 +561,8 @@ void pcbit_l3_receive(struct pcbit_dev * dev, ulong msg,
 		else
 			pcbit_fsm_event(dev, chan, EV_USR_RELEASE_REQ, NULL);
 
-		if (cbdata.data.setup.CalledPN)
-			kfree(cbdata.data.setup.CalledPN);
-		if (cbdata.data.setup.CallingPN)
-			kfree(cbdata.data.setup.CallingPN);
+		kfree(cbdata.data.setup.CalledPN);
+		kfree(cbdata.data.setup.CallingPN);
 		break;
     
 	case MSG_CONN_CONF:
@@ -727,23 +725,27 @@ static int pcbit_stat(u_char __user *buf, int len, int driver, int channel)
 
 	if (stat_st < stat_end)
 	{
-		copy_to_user(buf, statbuf + stat_st, len);
+		if (copy_to_user(buf, statbuf + stat_st, len))
+			return -EFAULT;
 		stat_st += len;	   
 	}
 	else
 	{
 		if (len > STATBUF_LEN - stat_st)
 		{
-			copy_to_user(buf, statbuf + stat_st, 
-				       STATBUF_LEN - stat_st);
-			copy_to_user(buf, statbuf, 
-				       len - (STATBUF_LEN - stat_st));
+			if (copy_to_user(buf, statbuf + stat_st,
+				       STATBUF_LEN - stat_st))
+				return -EFAULT;
+			if (copy_to_user(buf, statbuf,
+				       len - (STATBUF_LEN - stat_st)))
+				return -EFAULT;
 
 			stat_st = len - (STATBUF_LEN - stat_st);
 		}
 		else
 		{
-			copy_to_user(buf, statbuf + stat_st, len);
+			if (copy_to_user(buf, statbuf + stat_st, len))
+				return -EFAULT;
 
 			stat_st += len;