diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0151-brcmfmac-Disable-ARP-offloading-when-promiscuous.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0151-brcmfmac-Disable-ARP-offloading-when-promiscuous.patch | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0151-brcmfmac-Disable-ARP-offloading-when-promiscuous.patch b/target/linux/brcm2708/patches-4.19/950-0151-brcmfmac-Disable-ARP-offloading-when-promiscuous.patch new file mode 100644 index 0000000000..27f889482b --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0151-brcmfmac-Disable-ARP-offloading-when-promiscuous.patch @@ -0,0 +1,68 @@ +From 80cebfc3a14a2645e99baa0a72587e25961e178f Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.org> +Date: Thu, 24 Aug 2017 16:16:16 +0100 +Subject: [PATCH 151/703] brcmfmac: Disable ARP offloading when promiscuous + +This is a test patch for brcmfmac from Franky Lin at Broadcom to disable +ARP offloading when in promiscuous mode, re-enabling the ability to +sniff ARP packets over WiFi. + +See: https://github.com/raspberrypi/linux/issues/2171 + +Signed-off-by: Phil Elwell <phil@raspberrypi.org> +--- + .../net/wireless/broadcom/brcm80211/brcmfmac/core.c | 11 ++++++----- + .../net/wireless/broadcom/brcm80211/brcmfmac/core.h | 1 + + 2 files changed, 7 insertions(+), 5 deletions(-) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +@@ -88,25 +88,25 @@ void brcmf_configure_arp_nd_offload(stru + if (err) { + brcmf_dbg(TRACE, "failed to set ARP offload mode to 0x%x, err = %d\n", + mode, err); ++ err = 0; + } else { + err = brcmf_fil_iovar_int_set(ifp, "arpoe", enable); + if (err) { + brcmf_dbg(TRACE, "failed to configure (%d) ARP offload err = %d\n", + enable, err); +- } else { ++ err = 0; ++ } else + brcmf_dbg(TRACE, "successfully configured (%d) ARP offload to 0x%x\n", + enable, mode); +- } + } + + err = brcmf_fil_iovar_int_set(ifp, "ndoe", enable); +- if (err) { ++ if (err) + brcmf_dbg(TRACE, "failed to configure (%d) ND offload err = %d\n", + enable, err); +- } else { ++ else + brcmf_dbg(TRACE, "successfully configured (%d) ND offload to 0x%x\n", + enable, mode); +- } + } + + static void _brcmf_set_multicast_list(struct work_struct *work) +@@ -172,6 +172,7 @@ static void _brcmf_set_multicast_list(st + if (err < 0) + brcmf_err("Setting BRCMF_C_SET_PROMISC failed, %d\n", + err); ++ + brcmf_configure_arp_nd_offload(ifp, !cmd_value); + } + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h +@@ -210,6 +210,7 @@ char *brcmf_ifname(struct brcmf_if *ifp) + struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, int ifidx); + void brcmf_configure_arp_nd_offload(struct brcmf_if *ifp, bool enable); + int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked); ++void brcmf_configure_arp_nd_offload(struct brcmf_if *ifp, bool enable); + struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bsscfgidx, s32 ifidx, + bool is_p2pdev, const char *name, u8 *mac_addr); + void brcmf_remove_interface(struct brcmf_if *ifp, bool rtnl_locked); |