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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-12-18 22:52:20 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-12-18 22:52:20 +0100
commit1ddf624b0b268fdc0b80b1de618b98f8d117afea (patch)
tree3d3218332bcb34cb0afa01d6ad996058a3dbcb77 /net/mac80211/wpa.c
parent6b774eec1f9d3064e9b33634dfa99d5666d0a73a (diff)
parentbfb9e5c03076a446b1f4f6a523ddc8d723c907a6 (diff)
Merge tag 'v4.14.159' into 4.14-2.0.x-imx
This is the 4.14.159 stable release Conflicts: arch/arm/Kconfig.debug arch/arm/boot/dts/imx7s.dtsi arch/arm/mach-imx/cpuidle-imx6sx.c drivers/crypto/caam/caamalg.c drivers/crypto/mxs-dcp.c drivers/dma/imx-sdma.c drivers/input/keyboard/imx_keypad.c drivers/net/can/flexcan.c drivers/net/can/rx-offload.c drivers/net/wireless/ath/ath10k/pci.c drivers/pci/dwc/pci-imx6.c drivers/spi/spi-fsl-lpspi.c drivers/usb/dwc3/gadget.c
Diffstat (limited to 'net/mac80211/wpa.c')
-rw-r--r--net/mac80211/wpa.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 0d722ea98a1b..e3bb69ba6887 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -1169,7 +1169,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct ieee80211_key *key = rx->key;
struct ieee80211_mmie_16 *mmie;
- u8 aad[GMAC_AAD_LEN], mic[GMAC_MIC_LEN], ipn[6], nonce[GMAC_NONCE_LEN];
+ u8 aad[GMAC_AAD_LEN], *mic, ipn[6], nonce[GMAC_NONCE_LEN];
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
if (!ieee80211_is_mgmt(hdr->frame_control))
@@ -1200,13 +1200,18 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
memcpy(nonce, hdr->addr2, ETH_ALEN);
memcpy(nonce + ETH_ALEN, ipn, 6);
+ mic = kmalloc(GMAC_MIC_LEN, GFP_ATOMIC);
+ if (!mic)
+ return RX_DROP_UNUSABLE;
if (ieee80211_aes_gmac(key->u.aes_gmac.tfm, aad, nonce,
skb->data + 24, skb->len - 24,
mic) < 0 ||
crypto_memneq(mic, mmie->mic, sizeof(mmie->mic))) {
key->u.aes_gmac.icverrors++;
+ kfree(mic);
return RX_DROP_UNUSABLE;
}
+ kfree(mic);
}
memcpy(key->u.aes_gmac.rx_pn, ipn, 6);