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tool_getparam: do not try to expand without an argument

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This would lead to a segfault.

Fixes #12565
Reported-by: Geeknik Labs
Closes #12575
This commit is contained in:
Daniel Stenberg 2023-12-21 09:50:00 +01:00
parent 000c738140
commit d187f51948
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1 changed files with 1 additions and 1 deletions
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src/tool_getparam.c
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@ -822,7 +822,7 @@ ParameterError getparameter(const char *flag, /* f or -long-flag */
err = PARAM_NO_NOT_BOOLEAN;
goto error;
}
else if(expand) {
else if(expand && nextarg) {
struct curlx_dynbuf nbuf;
bool replaced;