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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-30 11:41:36 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-30 11:41:36 -0500
commitdbeb17016e4d0affccfa07f4e8f61feac75c5a18 (patch)
tree0cbda9fb039cb96d7c76cce19e1f792d46cd2a3c /net/wireless/reg.c
parent0461ec5bc7745b89a8ab67ba0ea497abd58a6301 (diff)
parentf99ec0649accb581cf3e8fcfeea796e82d05f4ea (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (29 commits) tulip: fix 21142 with 10Mbps without negotiation drivers/net/skfp: if !capable(CAP_NET_ADMIN): inverted logic gianfar: Fix Wake-on-LAN support smsc911x: timeout reaches -1 smsc9420: fix interrupt signalling test failures ucc_geth: Change uec phy id to the same format as gianfar's wimax: fix build issue when debugfs is disabled netxen: fix memory leak in drivers/net/netxen_nic_init.c tun: Add some missing TUN compat ioctl translations. ipv4: fix infinite retry loop in IP-Config net: update documentation ip aliases net: Fix OOPS in skb_seq_read(). net: Fix frag_list handling in skb_seq_read netxen: revert jumbo ringsize ath5k: fix locking in ath5k_config cfg80211: print correct intersected regulatory domain cfg80211: Fix sanity check on 5 GHz when processing country IE iwlwifi: fix kernel oops when ucode DMA memory allocation failure rtl8187: Fix error in setting OFDM power settings for RTL8187L mac80211: remove Michael Wu as maintainer ...
Diffstat (limited to 'net/wireless/reg.c')
-rw-r--r--net/wireless/reg.c32
1 files changed, 20 insertions, 12 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index bc494cef2102..85c9034c59b2 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -498,6 +498,7 @@ static struct ieee80211_regdomain *country_ie_2_rd(
498 * calculate the number of reg rules we will need. We will need one 498 * calculate the number of reg rules we will need. We will need one
499 * for each channel subband */ 499 * for each channel subband */
500 while (country_ie_len >= 3) { 500 while (country_ie_len >= 3) {
501 int end_channel = 0;
501 struct ieee80211_country_ie_triplet *triplet = 502 struct ieee80211_country_ie_triplet *triplet =
502 (struct ieee80211_country_ie_triplet *) country_ie; 503 (struct ieee80211_country_ie_triplet *) country_ie;
503 int cur_sub_max_channel = 0, cur_channel = 0; 504 int cur_sub_max_channel = 0, cur_channel = 0;
@@ -509,9 +510,25 @@ static struct ieee80211_regdomain *country_ie_2_rd(
509 continue; 510 continue;
510 } 511 }
511 512
513 /* 2 GHz */
514 if (triplet->chans.first_channel <= 14)
515 end_channel = triplet->chans.first_channel +
516 triplet->chans.num_channels;
517 else
518 /*
519 * 5 GHz -- For example in country IEs if the first
520 * channel given is 36 and the number of channels is 4
521 * then the individual channel numbers defined for the
522 * 5 GHz PHY by these parameters are: 36, 40, 44, and 48
523 * and not 36, 37, 38, 39.
524 *
525 * See: http://tinyurl.com/11d-clarification
526 */
527 end_channel = triplet->chans.first_channel +
528 (4 * (triplet->chans.num_channels - 1));
529
512 cur_channel = triplet->chans.first_channel; 530 cur_channel = triplet->chans.first_channel;
513 cur_sub_max_channel = ieee80211_channel_to_frequency( 531 cur_sub_max_channel = end_channel;
514 cur_channel + triplet->chans.num_channels);
515 532
516 /* Basic sanity check */ 533 /* Basic sanity check */
517 if (cur_sub_max_channel < cur_channel) 534 if (cur_sub_max_channel < cur_channel)
@@ -590,15 +607,6 @@ static struct ieee80211_regdomain *country_ie_2_rd(
590 end_channel = triplet->chans.first_channel + 607 end_channel = triplet->chans.first_channel +
591 triplet->chans.num_channels; 608 triplet->chans.num_channels;
592 else 609 else
593 /*
594 * 5 GHz -- For example in country IEs if the first
595 * channel given is 36 and the number of channels is 4
596 * then the individual channel numbers defined for the
597 * 5 GHz PHY by these parameters are: 36, 40, 44, and 48
598 * and not 36, 37, 38, 39.
599 *
600 * See: http://tinyurl.com/11d-clarification
601 */
602 end_channel = triplet->chans.first_channel + 610 end_channel = triplet->chans.first_channel +
603 (4 * (triplet->chans.num_channels - 1)); 611 (4 * (triplet->chans.num_channels - 1));
604 612
@@ -1276,7 +1284,7 @@ static void reg_country_ie_process_debug(
1276 if (intersected_rd) { 1284 if (intersected_rd) {
1277 printk(KERN_DEBUG "cfg80211: We intersect both of these " 1285 printk(KERN_DEBUG "cfg80211: We intersect both of these "
1278 "and get:\n"); 1286 "and get:\n");
1279 print_regdomain_info(rd); 1287 print_regdomain_info(intersected_rd);
1280 return; 1288 return;
1281 } 1289 }
1282 printk(KERN_DEBUG "cfg80211: Intersection between both failed\n"); 1290 printk(KERN_DEBUG "cfg80211: Intersection between both failed\n");