diff options
author | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2020-05-21 00:54:36 +0200 |
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committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2020-05-21 00:54:36 +0200 |
commit | 135d39dcedcedd1f44ea0bba52f15ac5922c114f (patch) | |
tree | 12379fc8ef7489eaca1c7245f8bd6af74c619a8f /drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | |
parent | 187764bd111b27783b6d68ffb3b3dbb3a9bafd38 (diff) | |
parent | 1279cd128bba968ebe0a2df7f7ae38bae90250ef (diff) |
Merge remote-tracking branch 'remotes/fslc/4.9-2.3.x-imx' into toradex_4.9-2.3.x-imx-next
Conflicts:
sound/soc/codecs/sgtl5000.c
sound/soc/fsl/imx-sgtl5000.c
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c')
-rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 530f52120972..64f8f404c53f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -3220,6 +3220,7 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, struct brcmf_pno_scanresults_le *pfn_result; u32 result_count; u32 status; + u32 datalen; brcmf_dbg(SCAN, "Enter\n"); @@ -3245,6 +3246,14 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, if (result_count > 0) { int i; + data += sizeof(struct brcmf_pno_scanresults_le); + netinfo_start = (struct brcmf_pno_net_info_le *)data; + datalen = e->datalen - ((void *)netinfo_start - (void *)pfn_result); + if (datalen < result_count * sizeof(*netinfo)) { + brcmf_err("insufficient event data\n"); + goto out_err; + } + request = kzalloc(sizeof(*request), GFP_KERNEL); ssid = kcalloc(result_count, sizeof(*ssid), GFP_KERNEL); channel = kcalloc(result_count, sizeof(*channel), GFP_KERNEL); @@ -3254,9 +3263,6 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, } request->wiphy = wiphy; - data += sizeof(struct brcmf_pno_scanresults_le); - netinfo_start = (struct brcmf_pno_net_info_le *)data; - for (i = 0; i < result_count; i++) { netinfo = &netinfo_start[i]; if (!netinfo) { @@ -3266,6 +3272,8 @@ brcmf_notify_sched_scan_results(struct brcmf_if *ifp, goto out_err; } + if (netinfo->SSID_len > IEEE80211_MAX_SSID_LEN) + netinfo->SSID_len = IEEE80211_MAX_SSID_LEN; brcmf_dbg(SCAN, "SSID:%s Channel:%d\n", netinfo->SSID, netinfo->channel); memcpy(ssid[i].ssid, netinfo->SSID, netinfo->SSID_len); @@ -3571,6 +3579,8 @@ brcmf_wowl_nd_results(struct brcmf_if *ifp, const struct brcmf_event_msg *e, data += sizeof(struct brcmf_pno_scanresults_le); netinfo = (struct brcmf_pno_net_info_le *)data; + if (netinfo->SSID_len > IEEE80211_MAX_SSID_LEN) + netinfo->SSID_len = IEEE80211_MAX_SSID_LEN; memcpy(cfg->wowl.nd->ssid.ssid, netinfo->SSID, netinfo->SSID_len); cfg->wowl.nd->ssid.ssid_len = netinfo->SSID_len; cfg->wowl.nd->n_channels = 1; @@ -5374,6 +5384,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, conn_info->req_ie = kmemdup(cfg->extra_buf, conn_info->req_ie_len, GFP_KERNEL); + if (!conn_info->req_ie) + conn_info->req_ie_len = 0; } else { conn_info->req_ie_len = 0; conn_info->req_ie = NULL; @@ -5390,6 +5402,8 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, conn_info->resp_ie = kmemdup(cfg->extra_buf, conn_info->resp_ie_len, GFP_KERNEL); + if (!conn_info->resp_ie) + conn_info->resp_ie_len = 0; } else { conn_info->resp_ie_len = 0; conn_info->resp_ie = NULL; |