b1215758e1
On big endian platforms, scans show invalid info for WiFi 6 APs. This commit backports patches to fix this issue. Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> Link: https://github.com/openwrt/openwrt/pull/18717 Signed-off-by: Robert Marko <robimarko@gmail.com>
36 lines
1.4 KiB
Diff
36 lines
1.4 KiB
Diff
From 41a07a818090da424ddd24bf07f468cf5725cdc6 Mon Sep 17 00:00:00 2001
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From: Aleksander Jan Bajkowski <olek2@wp.pl>
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Date: Sat, 5 Apr 2025 20:48:06 +0200
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Subject: [PATCH 2/2] iw: fix HE operation on Big Endian platforms
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IE fields are encoded in Little Endian and are not correctly
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printed on Big Endian platforms.
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Fixes: 422419e06d55 ("scan: Add printing of HE Operation Element")
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Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
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Link: https://patch.msgid.link/20250405184807.701728-3-olek2@wp.pl
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Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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---
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util.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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--- a/util.c
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+++ b/util.c
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@@ -1738,7 +1738,7 @@ void print_he_operation(const uint8_t *i
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{
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uint8_t oper_parameters[3] = {ie[0], ie[1], ie[2] };
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uint8_t bss_color = ie[3];
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- uint16_t nss_mcs_set = *(uint16_t*)(&ie[4]);
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+ uint16_t nss_mcs_set = le16toh(*(uint16_t *)(&ie[4]));
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uint8_t vht_oper_present = oper_parameters[1] & 0x40;
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uint8_t co_hosted_bss_present = oper_parameters[1] & 0x80;
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uint8_t uhb_operation_info_present = oper_parameters[2] & 0x02;
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@@ -1751,7 +1751,7 @@ void print_he_operation(const uint8_t *i
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printf("\t\t\tTWT Required\n");
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printf("\t\t\tTXOP Duration RTS Threshold: %hu\n",
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- (*(uint16_t*)(oper_parameters)) >> 4 & 0x03ff);
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+ le16toh((*(uint16_t *)(oper_parameters))) >> 4 & 0x03ff);
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if (oper_parameters[1] & 0x40)
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printf("\t\t\tVHT Operation Information Present\n");
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