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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-19 23:01:26 +0200
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-19 23:37:01 +0200
commit2ae782ca839e0ee07de37122ddea362adff2e975 (patch)
treedf6b1a190760f51465122ca4c13492d5ac5984c6 /drivers/net/wireless/ath/wil6210/cfg80211.c
parent0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff)
parent0661b3d6cfd774e28a2e2ba90a3d87479e5c399b (diff)
Merge tag 'v4.9.220' into 4.9-2.3.x-imx
This is the 4.9.220 stable release Conflicts: arch/arm/Kconfig.debug arch/arm/boot/dts/imx7s.dtsi arch/arm/mach-imx/common.h arch/arm/mach-imx/cpuidle-imx6q.c arch/arm/mach-imx/cpuidle-imx6sx.c arch/arm/mach-imx/suspend-imx6.S block/blk-core.c drivers/crypto/caam/caamalg.c drivers/crypto/mxs-dcp.c drivers/dma/imx-sdma.c drivers/gpu/drm/bridge/adv7511/adv7511_drv.c drivers/input/keyboard/imx_keypad.c drivers/input/keyboard/snvs_pwrkey.c drivers/mmc/host/sdhci.c drivers/net/can/flexcan.c drivers/net/ethernet/freescale/fec_main.c drivers/net/phy/phy_device.c drivers/net/wireless/ath/ath10k/pci.c drivers/tty/serial/imx.c drivers/usb/dwc3/gadget.c drivers/usb/host/xhci.c include/linux/blkdev.h include/linux/cpu.h include/linux/platform_data/dma-imx-sdma.h kernel/cpu.c net/wireless/util.c sound/soc/fsl/Kconfig sound/soc/fsl/fsl_esai.c sound/soc/fsl/fsl_sai.c sound/soc/fsl/imx-sgtl5000.c
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/cfg80211.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/cfg80211.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index d117240d9a73..b8eeaef17edc 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -1005,6 +1005,12 @@ static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len,
u8 *buf, *dpos;
const u8 *spos;
+ if (!ies1)
+ ies1_len = 0;
+
+ if (!ies2)
+ ies2_len = 0;
+
if (ies1_len == 0 && ies2_len == 0) {
*merged_ies = NULL;
*merged_len = 0;
@@ -1014,17 +1020,19 @@ static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len,
buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL);
if (!buf)
return -ENOMEM;
- memcpy(buf, ies1, ies1_len);
+ if (ies1)
+ memcpy(buf, ies1, ies1_len);
dpos = buf + ies1_len;
spos = ies2;
- while (spos + 1 < ies2 + ies2_len) {
+ while (spos && (spos + 1 < ies2 + ies2_len)) {
/* IE tag at offset 0, length at offset 1 */
u16 ielen = 2 + spos[1];
if (spos + ielen > ies2 + ies2_len)
break;
if (spos[0] == WLAN_EID_VENDOR_SPECIFIC &&
- !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) {
+ (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len,
+ spos, ielen))) {
memcpy(dpos, spos, ielen);
dpos += ielen;
}