[PATCH v3 01/10] crypto/chcr:Fix memory corruption
From: Harsh Jain <hidden>
Date: 2016-11-29 13:31:15
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
Fix memory corruption done by *((u32 *)dec_key + k) operation. Signed-off-by: Jitendra Lulla <redacted> --- drivers/crypto/chelsio/chcr_algo.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/chelsio/chcr_algo.h b/drivers/crypto/chelsio/chcr_algo.h
index ec64fbc..199b0bb 100644
--- a/drivers/crypto/chelsio/chcr_algo.h
+++ b/drivers/crypto/chelsio/chcr_algo.h@@ -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--;
--
1.8.2.3