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Diffstat (limited to 'net/ieee80211/ieee80211_rx.c')
-rw-r--r--net/ieee80211/ieee80211_rx.c43
1 files changed, 29 insertions, 14 deletions
diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c
index 1e3f87c8c012..200ee1e63728 100644
--- a/net/ieee80211/ieee80211_rx.c
+++ b/net/ieee80211/ieee80211_rx.c
@@ -271,7 +271,6 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device *ieee, struct sk_buff *skb,
271{ 271{
272 struct ieee80211_hdr_3addr *hdr; 272 struct ieee80211_hdr_3addr *hdr;
273 int res, hdrlen; 273 int res, hdrlen;
274 DECLARE_MAC_BUF(mac);
275 274
276 if (crypt == NULL || crypt->ops->decrypt_mpdu == NULL) 275 if (crypt == NULL || crypt->ops->decrypt_mpdu == NULL)
277 return 0; 276 return 0;
@@ -283,8 +282,12 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device *ieee, struct sk_buff *skb,
283 res = crypt->ops->decrypt_mpdu(skb, hdrlen, crypt->priv); 282 res = crypt->ops->decrypt_mpdu(skb, hdrlen, crypt->priv);
284 atomic_dec(&crypt->refcnt); 283 atomic_dec(&crypt->refcnt);
285 if (res < 0) { 284 if (res < 0) {
286 IEEE80211_DEBUG_DROP("decryption failed (SA=%s" 285 IEEE80211_DEBUG_DROP("decryption failed (SA=" MAC_FMT
287 ") res=%d\n", print_mac(mac, hdr->addr2), res); 286 ") res=%d\n",
287 hdr->addr2[0], hdr->addr2[1],
288 hdr->addr2[2], hdr->addr2[3],
289 hdr->addr2[4], hdr->addr2[5],
290 res);
288 if (res == -2) 291 if (res == -2)
289 IEEE80211_DEBUG_DROP("Decryption failed ICV " 292 IEEE80211_DEBUG_DROP("Decryption failed ICV "
290 "mismatch (key %d)\n", 293 "mismatch (key %d)\n",
@@ -304,7 +307,6 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device *ieee,
304{ 307{
305 struct ieee80211_hdr_3addr *hdr; 308 struct ieee80211_hdr_3addr *hdr;
306 int res, hdrlen; 309 int res, hdrlen;
307 DECLARE_MAC_BUF(mac);
308 310
309 if (crypt == NULL || crypt->ops->decrypt_msdu == NULL) 311 if (crypt == NULL || crypt->ops->decrypt_msdu == NULL)
310 return 0; 312 return 0;
@@ -317,8 +319,12 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device *ieee,
317 atomic_dec(&crypt->refcnt); 319 atomic_dec(&crypt->refcnt);
318 if (res < 0) { 320 if (res < 0) {
319 printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed" 321 printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed"
320 " (SA=%s keyidx=%d)\n", 322 " (SA=" MAC_FMT " keyidx=%d)\n",
321 ieee->dev->name, print_mac(mac, hdr->addr2), keyidx); 323 ieee->dev->name,
324 hdr->addr2[0], hdr->addr2[1],
325 hdr->addr2[2], hdr->addr2[3],
326 hdr->addr2[4], hdr->addr2[5],
327 keyidx);
322 return -1; 328 return -1;
323 } 329 }
324 330
@@ -462,8 +468,10 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
462 * frames silently instead of filling system log with 468 * frames silently instead of filling system log with
463 * these reports. */ 469 * these reports. */
464 IEEE80211_DEBUG_DROP("Decryption failed (not set)" 470 IEEE80211_DEBUG_DROP("Decryption failed (not set)"
465 " (SA=%s)\n", 471 " (SA=" MAC_FMT ")\n",
466 print_mac(mac, hdr->addr2)); 472 hdr->addr2[0], hdr->addr2[1],
473 hdr->addr2[2], hdr->addr2[3],
474 hdr->addr2[4], hdr->addr2[5]);
467 ieee->ieee_stats.rx_discards_undecryptable++; 475 ieee->ieee_stats.rx_discards_undecryptable++;
468 goto rx_dropped; 476 goto rx_dropped;
469 } 477 }
@@ -474,8 +482,10 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
474 fc & IEEE80211_FCTL_PROTECTED && ieee->host_decrypt && 482 fc & IEEE80211_FCTL_PROTECTED && ieee->host_decrypt &&
475 (keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) { 483 (keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) {
476 printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth " 484 printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth "
477 "from %s\n", dev->name, 485 "from " MAC_FMT "\n", dev->name,
478 print_mac(mac, hdr->addr2)); 486 hdr->addr2[0], hdr->addr2[1],
487 hdr->addr2[2], hdr->addr2[3],
488 hdr->addr2[4], hdr->addr2[5]);
479 /* TODO: could inform hostapd about this so that it 489 /* TODO: could inform hostapd about this so that it
480 * could send auth failure report */ 490 * could send auth failure report */
481 goto rx_dropped; 491 goto rx_dropped;
@@ -653,8 +663,11 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
653 * configured */ 663 * configured */
654 } else { 664 } else {
655 IEEE80211_DEBUG_DROP("encryption configured, but RX " 665 IEEE80211_DEBUG_DROP("encryption configured, but RX "
656 "frame not encrypted (SA=%s" 666 "frame not encrypted (SA="
657 ")\n", print_mac(mac, hdr->addr2)); 667 MAC_FMT ")\n",
668 hdr->addr2[0], hdr->addr2[1],
669 hdr->addr2[2], hdr->addr2[3],
670 hdr->addr2[4], hdr->addr2[5]);
658 goto rx_dropped; 671 goto rx_dropped;
659 } 672 }
660 } 673 }
@@ -662,9 +675,11 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
662 if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep && 675 if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep &&
663 !ieee80211_is_eapol_frame(ieee, skb)) { 676 !ieee80211_is_eapol_frame(ieee, skb)) {
664 IEEE80211_DEBUG_DROP("dropped unencrypted RX data " 677 IEEE80211_DEBUG_DROP("dropped unencrypted RX data "
665 "frame from %s" 678 "frame from " MAC_FMT
666 " (drop_unencrypted=1)\n", 679 " (drop_unencrypted=1)\n",
667 print_mac(mac, hdr->addr2)); 680 hdr->addr2[0], hdr->addr2[1],
681 hdr->addr2[2], hdr->addr2[3],
682 hdr->addr2[4], hdr->addr2[5]);
668 goto rx_dropped; 683 goto rx_dropped;
669 } 684 }
670 685