---
libavutil/aes.c | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/libavutil/aes.c b/libavutil/aes.c
index ace317f..07ee405 100644
--- a/libavutil/aes.c
+++ b/libavutil/aes.c
@@ -222,11 +222,9 @@ int av_aes_init(AVAES *a, const uint8_t *key, int
key_bits, int decrypt)
a->rounds = rounds;
memcpy(tk, key, KC * 4);
+ memcpy(a->round_key[0].u8, key, KC * 4);
- for (t = 0; t < (rounds + 1) * 16;) {
- memcpy(a->round_key[0].u8 + t, tk, KC * 4);
- t += KC * 4;
-
+ for (t = KC * 4; t < (rounds + 1) * 16;) {
for (i = 0; i < 4; i++)
tk[0][i] ^= sbox[tk[KC - 1][(i + 1) & 3]];
tk[0][0] ^= rcon[rconpointer++];
@@ -239,6 +237,9 @@ int av_aes_init(AVAES *a, const uint8_t *key, int key_bits,
int decrypt)
for (i = 0; i < 4; i++)
tk[j][i] ^= sbox[tk[j - 1][i]];
}
+
+ memcpy(a->round_key[0].u8 + t, tk, KC * 4);
+ t += KC * 4;
}
if (decrypt) {
--
1.7.3.1
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