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| author | Michal Ludvig <michal@logix.cz> | 2006-07-15 01:08:50 (GMT) |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2006-07-15 01:08:50 (GMT) |
| commit | cc08632f8f26d479500f8107c84e206770cb901c (patch) | |
| tree | bd1cdf141a816571dda1ffcea130875f66e48e63 /drivers/crypto/padlock-aes.c | |
| parent | ab6cf0d0cb96417ef65cc2c2120c0e879edf7a4a (diff) | |
| download | linux-cc08632f8f26d479500f8107c84e206770cb901c.tar.xz | |
[CRYPTO] padlock: Fix alignment after aes_ctx rearrange
Herbert's patch 82062c72cd643c99a9e1c231270acbab986fd23f
in cryptodev-2.6 tree breaks alignment rules for PadLock
xcrypt instruction leading to General protection Oopses.
This patch fixes the problem.
Signed-off-by: Michal Ludvig <michal@logix.cz>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/padlock-aes.c')
| -rw-r--r-- | drivers/crypto/padlock-aes.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c index 17ee684..b643d71 100644 --- a/drivers/crypto/padlock-aes.c +++ b/drivers/crypto/padlock-aes.c @@ -59,6 +59,9 @@ #define AES_EXTENDED_KEY_SIZE 64 /* in uint32_t units */ #define AES_EXTENDED_KEY_SIZE_B (AES_EXTENDED_KEY_SIZE * sizeof(uint32_t)) +/* Whenever making any changes to the following + * structure *make sure* you keep E, d_data + * and cword aligned on 16 Bytes boundaries!!! */ struct aes_ctx { struct { struct cword encrypt; @@ -66,8 +69,10 @@ struct aes_ctx { } cword; u32 *D; int key_length; - u32 E[AES_EXTENDED_KEY_SIZE]; - u32 d_data[AES_EXTENDED_KEY_SIZE]; + u32 E[AES_EXTENDED_KEY_SIZE] + __attribute__ ((__aligned__(PADLOCK_ALIGNMENT))); + u32 d_data[AES_EXTENDED_KEY_SIZE] + __attribute__ ((__aligned__(PADLOCK_ALIGNMENT))); }; /* ====== Key management routines ====== */ |