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http2:set_transfer_url() return early on OOM

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If curl_url() returns NULL this should return early to avoid mistakes -
even if right now the subsequent function invokes are all OK.

Coverity (wrongly) pointed out this as a NULL deref.

Closes
This commit is contained in:
Daniel Stenberg 2021-12-06 11:19:52 +01:00
parent bc064a8177
commit b3f9c1aa09
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GPG Key ID: 5CC908FDB71E12C2
1 changed files with 4 additions and 1 deletions

5
lib/http2.c

@ -505,10 +505,13 @@ static int set_transfer_url(struct Curl_easy *data,
struct curl_pushheaders *hp)
{
const char *v;
CURLU *u = curl_url();
CURLUcode uc;
char *url = NULL;
int rc = 0;
CURLU *u = curl_url();
if(!u)
return 5;
v = curl_pushheader_byname(hp, ":scheme");
if(v) {