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curl_ntlm_wb: check aprintf() return codes

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... when they return NULL we're out of memory and MUST return failure.

closes #3111
This commit is contained in:
Daniel Stenberg 2018-10-07 23:34:35 +02:00
parent af500e9378
commit 2ece5e3001
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1 changed files with 6 additions and 0 deletions
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6
lib/curl_ntlm_wb.c
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@ -324,6 +324,8 @@ static CURLcode ntlm_wb_response(struct connectdata *conn,
conn->response_header = aprintf("NTLM %.*s", len_out - 4, buf + 3);
free(buf);
if(!conn->response_header)
return CURLE_OUT_OF_MEMORY;
return CURLE_OK;
done:
free(buf);
@ -399,6 +401,8 @@ CURLcode Curl_output_ntlm_wb(struct connectdata *conn,
conn->response_header);
DEBUG_OUT(fprintf(stderr, "**** Header %s\n ", *allocuserpwd));
free(conn->response_header);
if(!*allocuserpwd)
return CURLE_OUT_OF_MEMORY;
conn->response_header = NULL;
break;
case NTLMSTATE_TYPE2:
@ -419,6 +423,8 @@ CURLcode Curl_output_ntlm_wb(struct connectdata *conn,
ntlm->state = NTLMSTATE_TYPE3; /* we sent a type-3 */
authp->done = TRUE;
Curl_ntlm_wb_cleanup(conn);
if(!*allocuserpwd)
return CURLE_OUT_OF_MEMORY;
break;
case NTLMSTATE_TYPE3:
/* connection is already authenticated,