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crypto: chcr - Fix memory corruption

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Fix memory corruption done by  *((u32 *)dec_key + k)
 operation.

Signed-off-by: Jitendra Lulla <JLULLA@chelsio.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Harsh Jain 2016-11-29 19:00:34 +05:30 committed by Herbert Xu
parent 5102981212
commit 66bf093772
1 changed files with 2 additions and 1 deletions
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3
drivers/crypto/chelsio/chcr_algo.h
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@ -422,7 +422,7 @@ static inline void get_aes_decrypt_key(unsigned char *dec_key,
{
u32 temp;
u32 w_ring[MAX_NK];
int i, j, k = 0;
int i, j, k;
u8 nr, nk;
switch (keylength) {
@ -460,6 +460,7 @@ static inline void get_aes_decrypt_key(unsigned char *dec_key,
temp = w_ring[i % nk];
i++;
}
i--;
for (k = 0, j = i % nk; k < nk; k++) {
*((u32 *)dec_key + k) = htonl(w_ring[j]);
j--;