diff options
Diffstat (limited to 'drivers/isdn/i4l')
-rw-r--r-- | drivers/isdn/i4l/isdn_audio.c | 4 | ||||
-rw-r--r-- | drivers/isdn/i4l/isdn_bsdcomp.c | 9 | ||||
-rw-r--r-- | drivers/isdn/i4l/isdn_common.c | 18 | ||||
-rw-r--r-- | drivers/isdn/i4l/isdn_ppp.c | 13 | ||||
-rw-r--r-- | drivers/isdn/i4l/isdn_tty.c | 2 | ||||
-rw-r--r-- | drivers/isdn/i4l/isdn_v110.c | 6 | ||||
-rw-r--r-- | drivers/isdn/i4l/isdn_x25iface.c | 4 |
7 files changed, 16 insertions, 40 deletions
diff --git a/drivers/isdn/i4l/isdn_audio.c b/drivers/isdn/i4l/isdn_audio.c index 78ce42214713..b6bcd1eca128 100644 --- a/drivers/isdn/i4l/isdn_audio.c +++ b/drivers/isdn/i4l/isdn_audio.c @@ -462,7 +462,7 @@ isdn_audio_goertzel(int *sample, modem_info *info) info->line); return; } - result = (int *) skb_put(skb, sizeof(int) * NCOEFF); + result = skb_put(skb, sizeof(int) * NCOEFF); for (k = 0; k < NCOEFF; k++) { sk = sk1 = sk2 = 0; for (n = 0; n < DTMF_NPOINTS; n++) { @@ -672,7 +672,7 @@ isdn_audio_put_dle_code(modem_info *info, u_char code) info->line); return; } - p = (char *) skb_put(skb, 2); + p = skb_put(skb, 2); p[0] = 0x10; p[1] = code; ISDN_AUDIO_SKB_DLECOUNT(skb) = 0; diff --git a/drivers/isdn/i4l/isdn_bsdcomp.c b/drivers/isdn/i4l/isdn_bsdcomp.c index 8837ac5a492d..99012c047751 100644 --- a/drivers/isdn/i4l/isdn_bsdcomp.c +++ b/drivers/isdn/i4l/isdn_bsdcomp.c @@ -472,7 +472,7 @@ static int bsd_compress(void *state, struct sk_buff *skb_in, struct sk_buff *skb accm |= ((ent) << bitno); \ do { \ if (skb_out && skb_tailroom(skb_out) > 0) \ - *(skb_put(skb_out, 1)) = (unsigned char)(accm >> 24); \ + skb_put_u8(skb_out, (u8)(accm >> 24)); \ accm <<= 8; \ bitno += 8; \ } while (bitno <= 24); \ @@ -602,7 +602,8 @@ static int bsd_compress(void *state, struct sk_buff *skb_in, struct sk_buff *skb * Do not emit a completely useless byte of ones. */ if (bitno < 32 && skb_out && skb_tailroom(skb_out) > 0) - *(skb_put(skb_out, 1)) = (unsigned char)((accm | (0xff << (bitno - 8))) >> 24); + skb_put_u8(skb_out, + (unsigned char)((accm | (0xff << (bitno - 8))) >> 24)); /* * Increase code size if we would have without the packet @@ -698,7 +699,7 @@ static int bsd_decompress(void *state, struct sk_buff *skb_in, struct sk_buff *s db->bytes_out += ilen; if (skb_tailroom(skb_out) > 0) - *(skb_put(skb_out, 1)) = 0; + skb_put_u8(skb_out, 0); else return DECOMP_ERR_NOMEM; @@ -816,7 +817,7 @@ static int bsd_decompress(void *state, struct sk_buff *skb_in, struct sk_buff *s #endif if (extra) /* the KwKwK case again */ - *(skb_put(skb_out, 1)) = finchar; + skb_put_u8(skb_out, finchar); /* * If not first code in a packet, and diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c index 9b856e1890d1..89b09c51ab7c 100644 --- a/drivers/isdn/i4l/isdn_common.c +++ b/drivers/isdn/i4l/isdn_common.c @@ -1304,9 +1304,6 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg) if (arg) { ulong __user *p = argp; int i; - if (!access_ok(VERIFY_WRITE, p, - sizeof(ulong) * ISDN_MAX_CHANNELS * 2)) - return -EFAULT; for (i = 0; i < ISDN_MAX_CHANNELS; i++) { put_user(dev->ibytes[i], p++); put_user(dev->obytes[i], p++); @@ -1540,11 +1537,6 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg) char __user *p = argp; int i; - if (!access_ok(VERIFY_WRITE, argp, - (ISDN_MODEM_NUMREG + ISDN_MSNLEN + ISDN_LMSNLEN) - * ISDN_MAX_CHANNELS)) - return -EFAULT; - for (i = 0; i < ISDN_MAX_CHANNELS; i++) { if (copy_to_user(p, dev->mdm.info[i].emu.profile, ISDN_MODEM_NUMREG)) @@ -1567,11 +1559,6 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg) char __user *p = argp; int i; - if (!access_ok(VERIFY_READ, argp, - (ISDN_MODEM_NUMREG + ISDN_MSNLEN + ISDN_LMSNLEN) - * ISDN_MAX_CHANNELS)) - return -EFAULT; - for (i = 0; i < ISDN_MAX_CHANNELS; i++) { if (copy_from_user(dev->mdm.info[i].emu.profile, p, ISDN_MODEM_NUMREG)) @@ -1617,8 +1604,6 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg) int j = 0; while (1) { - if (!access_ok(VERIFY_READ, p, 1)) - return -EFAULT; get_user(bname[j], p++); switch (bname[j]) { case '\0': @@ -1685,9 +1670,6 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg) drvidx = 0; if (drvidx == -1) return -ENODEV; - if (!access_ok(VERIFY_WRITE, argp, - sizeof(isdn_ioctl_struct))) - return -EFAULT; c.driver = drvidx; c.command = ISDN_CMD_IOCTL; c.arg = cmd; diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c index 8aa158a09180..6c44609fd83a 100644 --- a/drivers/isdn/i4l/isdn_ppp.c +++ b/drivers/isdn/i4l/isdn_ppp.c @@ -795,9 +795,6 @@ isdn_ppp_read(int min, struct file *file, char __user *buf, int count) if (!(is->state & IPPP_OPEN)) return 0; - if (!access_ok(VERIFY_WRITE, buf, count)) - return -EFAULT; - spin_lock_irqsave(&is->buflock, flags); b = is->first->next; save_buf = b->buf; @@ -1312,7 +1309,7 @@ isdn_ppp_xmit(struct sk_buff *skb, struct net_device *netdev) /* check if we should pass this packet * the filter instructions are constructed assuming * a four-byte PPP header on each packet */ - *skb_push(skb, 4) = 1; /* indicate outbound */ + *(u8 *)skb_push(skb, 4) = 1; /* indicate outbound */ { __be16 *p = (__be16 *)skb->data; @@ -1509,7 +1506,7 @@ int isdn_ppp_autodial_filter(struct sk_buff *skb, isdn_net_local *lp) * temporarily remove part of the fake header stuck on * earlier. */ - *skb_pull(skb, IPPP_MAX_HEADER - 4) = 1; /* indicate outbound */ + *(u8 *)skb_pull(skb, IPPP_MAX_HEADER - 4) = 1; /* indicate outbound */ { __be16 *p = (__be16 *)skb->data; @@ -2014,9 +2011,6 @@ isdn_ppp_dev_ioctl_stats(int slot, struct ifreq *ifr, struct net_device *dev) struct ppp_stats t; isdn_net_local *lp = netdev_priv(dev); - if (!access_ok(VERIFY_WRITE, res, sizeof(struct ppp_stats))) - return -EFAULT; - /* build a temporary stat struct and copy it to user space */ memset(&t, 0, sizeof(struct ppp_stats)); @@ -2258,8 +2252,7 @@ static void isdn_ppp_ccp_xmit_reset(struct ippp_struct *is, int proto, /* Now stuff remaining bytes */ if (len) { - p = skb_put(skb, len); - memcpy(p, data, len); + skb_put_data(skb, data, len); } /* skb is now ready for xmit */ diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index ddd8207e4e54..d30130c8d0f3 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -474,7 +474,7 @@ isdn_tty_senddown(modem_info *info) return; } skb_reserve(skb, skb_res); - memcpy(skb_put(skb, buflen), info->port.xmit_buf, buflen); + skb_put_data(skb, info->port.xmit_buf, buflen); info->xmit_count = 0; #ifdef CONFIG_ISDN_AUDIO if (info->vonline & 2) { diff --git a/drivers/isdn/i4l/isdn_v110.c b/drivers/isdn/i4l/isdn_v110.c index 52827a80c51f..8b74ce412524 100644 --- a/drivers/isdn/i4l/isdn_v110.c +++ b/drivers/isdn/i4l/isdn_v110.c @@ -421,7 +421,7 @@ isdn_v110_sync(isdn_v110_stream *v) } if ((skb = dev_alloc_skb(v->framelen + v->skbres))) { skb_reserve(skb, v->skbres); - memcpy(skb_put(skb, v->framelen), v->OfflineFrame, v->framelen); + skb_put_data(skb, v->OfflineFrame, v->framelen); } return skb; } @@ -441,7 +441,7 @@ isdn_v110_idle(isdn_v110_stream *v) } if ((skb = dev_alloc_skb(v->framelen + v->skbres))) { skb_reserve(skb, v->skbres); - memcpy(skb_put(skb, v->framelen), v->OnlineFrame, v->framelen); + skb_put_data(skb, v->OnlineFrame, v->framelen); } return skb; } @@ -486,7 +486,7 @@ isdn_v110_encode(isdn_v110_stream *v, struct sk_buff *skb) } skb_reserve(nskb, v->skbres + sizeof(int)); if (skb->len == 0) { - memcpy(skb_put(nskb, v->framelen), v->OnlineFrame, v->framelen); + skb_put_data(nskb, v->OnlineFrame, v->framelen); *((int *)skb_push(nskb, sizeof(int))) = 0; return nskb; } diff --git a/drivers/isdn/i4l/isdn_x25iface.c b/drivers/isdn/i4l/isdn_x25iface.c index ba60076e0b95..48bfbcb4a09d 100644 --- a/drivers/isdn/i4l/isdn_x25iface.c +++ b/drivers/isdn/i4l/isdn_x25iface.c @@ -224,7 +224,7 @@ static int isdn_x25iface_connect_ind(struct concap_proto *cprot) skb = dev_alloc_skb(1); if (skb) { - *(skb_put(skb, 1)) = X25_IFACE_CONNECT; + skb_put_u8(skb, X25_IFACE_CONNECT); skb->protocol = x25_type_trans(skb, cprot->net_dev); netif_rx(skb); return 0; @@ -253,7 +253,7 @@ static int isdn_x25iface_disconn_ind(struct concap_proto *cprot) *state_p = WAN_DISCONNECTED; skb = dev_alloc_skb(1); if (skb) { - *(skb_put(skb, 1)) = X25_IFACE_DISCONNECT; + skb_put_u8(skb, X25_IFACE_DISCONNECT); skb->protocol = x25_type_trans(skb, cprot->net_dev); netif_rx(skb); return 0; |