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-rw-r--r--net/mac80211/wep.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index 7bbb98e846a3..7043ddc75498 100644
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -17,6 +17,7 @@
#include <linux/err.h>
#include <linux/mm.h>
#include <linux/scatterlist.h>
+#include <asm/unaligned.h>
#include <net/mac80211.h>
#include "ieee80211_i.h"
@@ -125,10 +126,10 @@ void ieee80211_wep_encrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key,
{
struct blkcipher_desc desc = { .tfm = tfm };
struct scatterlist sg;
- __le32 *icv;
+ __le32 icv;
- icv = (__le32 *)(data + data_len);
- *icv = cpu_to_le32(~crc32_le(~0, data, data_len));
+ icv = cpu_to_le32(~crc32_le(~0, data, data_len));
+ put_unaligned(icv, (__le32 *)(data + data_len));
crypto_blkcipher_setkey(tfm, rc4key, klen);
sg_init_one(&sg, data, data_len + WEP_ICV_LEN);