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Fixed resource leaks.

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This commit is contained in:
Stanislav Klima
2020-04-15 15:47:32 +02:00
parent e19334266e
commit 1a80975d9e
1 changed files with 13 additions and 1 deletions
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14
wolfcrypt/src/asn.c
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@ -3404,6 +3404,10 @@ int UnTraditionalEnc(byte* key, word32 keySz, byte* out, word32* outSz,
/* place iteration count in buffer */ /* place iteration count in buffer */
ret = SetShortInt(out, &inOutIdx, itt, *outSz); ret = SetShortInt(out, &inOutIdx, itt, *outSz);
if (ret < 0) { if (ret < 0) {
#ifdef WOLFSSL_SMALL_STACK
if (saltTmp != NULL)
XFREE(saltTmp, heap, DYNAMIC_TYPE_TMP_BUFFER);
#endif
return ret; return ret;
} }
sz += (word32)ret; sz += (word32)ret;
@ -3427,6 +3431,10 @@ int UnTraditionalEnc(byte* key, word32 keySz, byte* out, word32* outSz,
/* check key type and get OID if ECC */ /* check key type and get OID if ECC */
if ((ret = wc_GetKeyOID(key, keySz, &curveOID, &oidSz, &algoID, heap))< 0) { if ((ret = wc_GetKeyOID(key, keySz, &curveOID, &oidSz, &algoID, heap))< 0) {
WOLFSSL_MSG("Error getting key OID"); WOLFSSL_MSG("Error getting key OID");
#ifdef WOLFSSL_SMALL_STACK
if (saltTmp != NULL)
XFREE(saltTmp, heap, DYNAMIC_TYPE_TMP_BUFFER);
#endif
return ret; return ret;
} }
@ -3453,6 +3461,10 @@ int UnTraditionalEnc(byte* key, word32 keySz, byte* out, word32* outSz,
/* plus 3 for tags */ /* plus 3 for tags */
*outSz = tmpSz + MAX_ALGO_SZ + MAX_LENGTH_SZ +MAX_LENGTH_SZ + MAX_SEQ_SZ *outSz = tmpSz + MAX_ALGO_SZ + MAX_LENGTH_SZ +MAX_LENGTH_SZ + MAX_SEQ_SZ
+ MAX_LENGTH_SZ + MAX_SEQ_SZ + 3; + MAX_LENGTH_SZ + MAX_SEQ_SZ + 3;
#ifdef WOLFSSL_SMALL_STACK
if (saltTmp != NULL)
XFREE(saltTmp, heap, DYNAMIC_TYPE_TMP_BUFFER);
#endif
return LENGTH_ONLY_E; return LENGTH_ONLY_E;
} }
@ -3486,7 +3498,7 @@ int UnTraditionalEnc(byte* key, word32 keySz, byte* out, word32* outSz,
if (cbcIv == NULL) { if (cbcIv == NULL) {
if (saltTmp != NULL) if (saltTmp != NULL)
XFREE(saltTmp, heap, DYNAMIC_TYPE_TMP_BUFFER); XFREE(saltTmp, heap, DYNAMIC_TYPE_TMP_BUFFER);
XFREE(salt, heap, DYNAMIC_TYPE_TMP_BUFFER); XFREE(tmp, heap, DYNAMIC_TYPE_TMP_BUFFER);
return MEMORY_E; return MEMORY_E;
} }
#endif #endif