diff options
Diffstat (limited to 'drivers/net/wireless/airo.c')
-rw-r--r-- | drivers/net/wireless/airo.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index a4dd13942714..170c500169da 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c | |||
@@ -19,6 +19,7 @@ | |||
19 | 19 | ||
20 | ======================================================================*/ | 20 | ======================================================================*/ |
21 | 21 | ||
22 | #include <linux/err.h> | ||
22 | #include <linux/init.h> | 23 | #include <linux/init.h> |
23 | 24 | ||
24 | #include <linux/kernel.h> | 25 | #include <linux/kernel.h> |
@@ -1203,7 +1204,7 @@ struct airo_info { | |||
1203 | struct iw_spy_data spy_data; | 1204 | struct iw_spy_data spy_data; |
1204 | struct iw_public_data wireless_data; | 1205 | struct iw_public_data wireless_data; |
1205 | /* MIC stuff */ | 1206 | /* MIC stuff */ |
1206 | struct crypto_tfm *tfm; | 1207 | struct crypto_cipher *tfm; |
1207 | mic_module mod[2]; | 1208 | mic_module mod[2]; |
1208 | mic_statistics micstats; | 1209 | mic_statistics micstats; |
1209 | HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors | 1210 | HostRxDesc rxfids[MPI_MAX_FIDS]; // rx/tx/config MPI350 descriptors |
@@ -1271,7 +1272,8 @@ static int flashrestart(struct airo_info *ai,struct net_device *dev); | |||
1271 | 1272 | ||
1272 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq); | 1273 | static int RxSeqValid (struct airo_info *ai,miccntx *context,int mcast,u32 micSeq); |
1273 | static void MoveWindow(miccntx *context, u32 micSeq); | 1274 | static void MoveWindow(miccntx *context, u32 micSeq); |
1274 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct crypto_tfm *); | 1275 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
1276 | struct crypto_cipher *tfm); | ||
1275 | static void emmh32_init(emmh32_context *context); | 1277 | static void emmh32_init(emmh32_context *context); |
1276 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len); | 1278 | static void emmh32_update(emmh32_context *context, u8 *pOctets, int len); |
1277 | static void emmh32_final(emmh32_context *context, u8 digest[4]); | 1279 | static void emmh32_final(emmh32_context *context, u8 digest[4]); |
@@ -1339,10 +1341,11 @@ static int micsetup(struct airo_info *ai) { | |||
1339 | int i; | 1341 | int i; |
1340 | 1342 | ||
1341 | if (ai->tfm == NULL) | 1343 | if (ai->tfm == NULL) |
1342 | ai->tfm = crypto_alloc_tfm("aes", CRYPTO_TFM_REQ_MAY_SLEEP); | 1344 | ai->tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC); |
1343 | 1345 | ||
1344 | if (ai->tfm == NULL) { | 1346 | if (IS_ERR(ai->tfm)) { |
1345 | airo_print_err(ai->dev->name, "failed to load transform for AES"); | 1347 | airo_print_err(ai->dev->name, "failed to load transform for AES"); |
1348 | ai->tfm = NULL; | ||
1346 | return ERROR; | 1349 | return ERROR; |
1347 | } | 1350 | } |
1348 | 1351 | ||
@@ -1608,7 +1611,8 @@ static void MoveWindow(miccntx *context, u32 micSeq) | |||
1608 | static unsigned char aes_counter[16]; | 1611 | static unsigned char aes_counter[16]; |
1609 | 1612 | ||
1610 | /* expand the key to fill the MMH coefficient array */ | 1613 | /* expand the key to fill the MMH coefficient array */ |
1611 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct crypto_tfm *tfm) | 1614 | static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, |
1615 | struct crypto_cipher *tfm) | ||
1612 | { | 1616 | { |
1613 | /* take the keying material, expand if necessary, truncate at 16-bytes */ | 1617 | /* take the keying material, expand if necessary, truncate at 16-bytes */ |
1614 | /* run through AES counter mode to generate context->coeff[] */ | 1618 | /* run through AES counter mode to generate context->coeff[] */ |
@@ -1616,7 +1620,6 @@ static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct | |||
1616 | int i,j; | 1620 | int i,j; |
1617 | u32 counter; | 1621 | u32 counter; |
1618 | u8 *cipher, plain[16]; | 1622 | u8 *cipher, plain[16]; |
1619 | struct scatterlist sg[1]; | ||
1620 | 1623 | ||
1621 | crypto_cipher_setkey(tfm, pkey, 16); | 1624 | crypto_cipher_setkey(tfm, pkey, 16); |
1622 | counter = 0; | 1625 | counter = 0; |
@@ -1627,9 +1630,8 @@ static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct | |||
1627 | aes_counter[12] = (u8)(counter >> 24); | 1630 | aes_counter[12] = (u8)(counter >> 24); |
1628 | counter++; | 1631 | counter++; |
1629 | memcpy (plain, aes_counter, 16); | 1632 | memcpy (plain, aes_counter, 16); |
1630 | sg_set_buf(sg, plain, 16); | 1633 | crypto_cipher_encrypt_one(tfm, plain, plain); |
1631 | crypto_cipher_encrypt(tfm, sg, sg, 16); | 1634 | cipher = plain; |
1632 | cipher = kmap(sg->page) + sg->offset; | ||
1633 | for (j=0; (j<16) && (i< (sizeof(context->coeff)/sizeof(context->coeff[0]))); ) { | 1635 | for (j=0; (j<16) && (i< (sizeof(context->coeff)/sizeof(context->coeff[0]))); ) { |
1634 | context->coeff[i++] = ntohl(*(u32 *)&cipher[j]); | 1636 | context->coeff[i++] = ntohl(*(u32 *)&cipher[j]); |
1635 | j += 4; | 1637 | j += 4; |
@@ -2432,7 +2434,7 @@ void stop_airo_card( struct net_device *dev, int freeres ) | |||
2432 | ai->shared, ai->shared_dma); | 2434 | ai->shared, ai->shared_dma); |
2433 | } | 2435 | } |
2434 | } | 2436 | } |
2435 | crypto_free_tfm(ai->tfm); | 2437 | crypto_free_cipher(ai->tfm); |
2436 | del_airo_dev( dev ); | 2438 | del_airo_dev( dev ); |
2437 | free_netdev( dev ); | 2439 | free_netdev( dev ); |
2438 | } | 2440 | } |