Merge ../linux-2.6-watchdog-mm

[linux-drm-fsl-dcu.git] / drivers / isdn / hisax / config.c

diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c
index e10350360f2ff27c5158fbebe732fa0991bf44bd..785b08554fcaa3685a3115a965be95bccc1d72e1 100644 (file)
--- a/drivers/isdn/hisax/config.c
+++ b/drivers/isdn/hisax/config.c
@@ -631,7 +631,8 @@ static int HiSax_readstatus(u_char __user *buf, int len, int id, int channel)
                count = cs->status_end - cs->status_read + 1;
                if (count >= len)
                        count = len;
-               copy_to_user(p, cs->status_read, count);
+               if (copy_to_user(p, cs->status_read, count))
+                       return -EFAULT;
                cs->status_read += count;
                if (cs->status_read > cs->status_end)
                        cs->status_read = cs->status_buf;
@@ -642,7 +643,8 @@ static int HiSax_readstatus(u_char __user *buf, int len, int id, int channel)
                                cnt = HISAX_STATUS_BUFSIZE;
                        else
                                cnt = count;
-                       copy_to_user(p, cs->status_read, cnt);
+                       if (copy_to_user(p, cs->status_read, cnt))
+                               return -EFAULT;
                        p += cnt;
                        cs->status_read += cnt % HISAX_STATUS_BUFSIZE;
                        count -= cnt;
@@ -1721,11 +1723,11 @@ static void hisax_b_l1l2(struct hisax_if *ifc, int pr, void *arg)
                hisax_b_sched_event(bcs, B_RCVBUFREADY);
                break;
        case PH_DATA | CONFIRM:
-               bcs->tx_cnt -= (int) arg;
+               bcs->tx_cnt -= (long)arg;
                if (test_bit(FLG_LLI_L1WAKEUP,&bcs->st->lli.flag)) {
                        u_long  flags;
                        spin_lock_irqsave(&bcs->aclock, flags);
-                       bcs->ackcnt += (int) arg;
+                       bcs->ackcnt += (long)arg;
                        spin_unlock_irqrestore(&bcs->aclock, flags);
                        schedule_event(bcs, B_ACKPENDING);
                }
@@ -1789,7 +1791,7 @@ static void hisax_b_l2l1(struct PStack *st, int pr, void *arg)
 
        switch (pr) {
        case PH_ACTIVATE | REQUEST:
-               B_L2L1(b_if, pr, (void *) st->l1.mode);
+               B_L2L1(b_if, pr, (void *)(unsigned long)st->l1.mode);
                break;
        case PH_DATA | REQUEST:
        case PH_PULL | INDICATION: