tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: fab0fca1da5cdc48be051715cd9787df04fdce3a commit: c8cb5b854b40f2ce52ccd032fa19750f4181d5fc nl80211/cfg80211: support 6 GHz scanning compiler: c6x-elf-gcc (GCC) 9.3.0
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> cppcheck possible warnings: (new ones prefixed by >>, may not real problems) >> net/wireless/scan.c:552:2: warning: Assignment of function parameter has no >> effect outside the function. Did you forget dereferencing it? >> [uselessAssignmentPtrArg] pos++; ^ vim +552 net/wireless/scan.c c8cb5b854b40f2c Tova Mussai 2020-09-18 530 c8cb5b854b40f2c Tova Mussai 2020-09-18 531 static int cfg80211_parse_ap_info(struct cfg80211_colocated_ap *entry, c8cb5b854b40f2c Tova Mussai 2020-09-18 532 const u8 *pos, u8 length, c8cb5b854b40f2c Tova Mussai 2020-09-18 533 const struct element *ssid_elem, c8cb5b854b40f2c Tova Mussai 2020-09-18 534 int s_ssid_tmp) c8cb5b854b40f2c Tova Mussai 2020-09-18 535 { c8cb5b854b40f2c Tova Mussai 2020-09-18 536 /* skip the TBTT offset */ c8cb5b854b40f2c Tova Mussai 2020-09-18 537 pos++; c8cb5b854b40f2c Tova Mussai 2020-09-18 538 c8cb5b854b40f2c Tova Mussai 2020-09-18 539 memcpy(entry->bssid, pos, ETH_ALEN); c8cb5b854b40f2c Tova Mussai 2020-09-18 540 pos += ETH_ALEN; c8cb5b854b40f2c Tova Mussai 2020-09-18 541 c8cb5b854b40f2c Tova Mussai 2020-09-18 542 if (length == IEEE80211_TBTT_INFO_OFFSET_BSSID_SSSID_BSS_PARAM) { c8cb5b854b40f2c Tova Mussai 2020-09-18 543 memcpy(&entry->short_ssid, pos, c8cb5b854b40f2c Tova Mussai 2020-09-18 544 sizeof(entry->short_ssid)); c8cb5b854b40f2c Tova Mussai 2020-09-18 545 entry->short_ssid_valid = true; c8cb5b854b40f2c Tova Mussai 2020-09-18 546 pos += 4; c8cb5b854b40f2c Tova Mussai 2020-09-18 547 } c8cb5b854b40f2c Tova Mussai 2020-09-18 548 c8cb5b854b40f2c Tova Mussai 2020-09-18 549 /* skip non colocated APs */ c8cb5b854b40f2c Tova Mussai 2020-09-18 550 if (!cfg80211_parse_bss_param(*pos, entry)) c8cb5b854b40f2c Tova Mussai 2020-09-18 551 return -EINVAL; c8cb5b854b40f2c Tova Mussai 2020-09-18 @552 pos++; c8cb5b854b40f2c Tova Mussai 2020-09-18 553 c8cb5b854b40f2c Tova Mussai 2020-09-18 554 if (length == IEEE80211_TBTT_INFO_OFFSET_BSSID_BSS_PARAM) { c8cb5b854b40f2c Tova Mussai 2020-09-18 555 /* c8cb5b854b40f2c Tova Mussai 2020-09-18 556 * no information about the short ssid. Consider the entry valid c8cb5b854b40f2c Tova Mussai 2020-09-18 557 * for now. It would later be dropped in case there are explicit c8cb5b854b40f2c Tova Mussai 2020-09-18 558 * SSIDs that need to be matched c8cb5b854b40f2c Tova Mussai 2020-09-18 559 */ c8cb5b854b40f2c Tova Mussai 2020-09-18 560 if (!entry->same_ssid) c8cb5b854b40f2c Tova Mussai 2020-09-18 561 return 0; c8cb5b854b40f2c Tova Mussai 2020-09-18 562 } c8cb5b854b40f2c Tova Mussai 2020-09-18 563 c8cb5b854b40f2c Tova Mussai 2020-09-18 564 if (entry->same_ssid) { c8cb5b854b40f2c Tova Mussai 2020-09-18 565 entry->short_ssid = s_ssid_tmp; c8cb5b854b40f2c Tova Mussai 2020-09-18 566 entry->short_ssid_valid = true; c8cb5b854b40f2c Tova Mussai 2020-09-18 567 c8cb5b854b40f2c Tova Mussai 2020-09-18 568 /* c8cb5b854b40f2c Tova Mussai 2020-09-18 569 * This is safe because we validate datalen in c8cb5b854b40f2c Tova Mussai 2020-09-18 570 * cfg80211_parse_colocated_ap(), before calling this c8cb5b854b40f2c Tova Mussai 2020-09-18 571 * function. c8cb5b854b40f2c Tova Mussai 2020-09-18 572 */ c8cb5b854b40f2c Tova Mussai 2020-09-18 573 memcpy(&entry->ssid, &ssid_elem->data, c8cb5b854b40f2c Tova Mussai 2020-09-18 574 ssid_elem->datalen); c8cb5b854b40f2c Tova Mussai 2020-09-18 575 entry->ssid_len = ssid_elem->datalen; c8cb5b854b40f2c Tova Mussai 2020-09-18 576 } c8cb5b854b40f2c Tova Mussai 2020-09-18 577 return 0; c8cb5b854b40f2c Tova Mussai 2020-09-18 578 } c8cb5b854b40f2c Tova Mussai 2020-09-18 579 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
