check the return value of curl_url() #7917
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curl_url() [lib/url.c:2396]
is a memory allocation function, however, the return value of it is not properly checked.Though
curl_url_set() [lib/url.c:2402]
checks it and then returnsCURLUE_BAD_HANDLE
, this will still confuse the properresult
ofparse_proxy()
.