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wolfssh
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Add calls to wc_HmacFree(). Normally, HMAC isn't allocating resources. 

This is future proofing when using wolfSSH with async crypto.
pull/283/head
John Safranek 2020-09-08 10:22:32 -07:00
parent 45048426e0
commit cacea588b5
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GPG Key ID: 8CE817DE0D3CCB4A
1 changed files with 4 additions and 0 deletions
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4
src/internal.c
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@ -5244,6 +5244,7 @@ static INLINE int CreateMac(WOLFSSH* ssh, const byte* in, word32 inSz,
ret = wc_HmacFinal(&hmac, digest);
if (ret == WS_SUCCESS)
WMEMCPY(mac, digest, SHA1_96_SZ);
wc_HmacFree(&hmac);
}
break;
@ -5261,6 +5262,7 @@ static INLINE int CreateMac(WOLFSSH* ssh, const byte* in, word32 inSz,
ret = wc_HmacUpdate(&hmac, in, inSz);
if (ret == WS_SUCCESS)
ret = wc_HmacFinal(&hmac, mac);
wc_HmacFree(&hmac);
}
break;
@ -5279,6 +5281,7 @@ static INLINE int CreateMac(WOLFSSH* ssh, const byte* in, word32 inSz,
ret = wc_HmacUpdate(&hmac, in, inSz);
if (ret == WS_SUCCESS)
ret = wc_HmacFinal(&hmac, mac);
wc_HmacFree(&hmac);
}
break;
@ -5347,6 +5350,7 @@ static INLINE int VerifyMac(WOLFSSH* ssh, const byte* in, word32 inSz,
default:
ret = WS_INVALID_ALGO_ID;
}
wc_HmacFree(&hmac);
}
return ret;