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tool_operhlp: avoid NULL to %s

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If the filename allocation fails.

Reported-by: Gao Liyou
Ref: #21825
Closes #21836
This commit is contained in:
Daniel Stenberg 2026-06-02 08:10:47 +02:00
parent 7d2382ebfa
commit b825417043
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GPG key ID: 5CC908FDB71E12C2
1 changed files with 5 additions and 2 deletions
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7
src/tool_operhlp.c
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@ -175,6 +175,8 @@ out:
return result;
}
#define DEFAULT_FILENAME "curl_response"
/* Extracts the name portion of the URL.
* Returns a pointer to a heap-allocated string or NULL if
* no name part, at location indicated by first argument.
@ -218,8 +220,9 @@ CURLcode get_url_file_name(char **filename, const char *url, SANITIZEcode *sc)
}
else {
/* no slash => empty string, use default */
*filename = curlx_strdup("curl_response");
warnf("No remote filename, uses \"%s\"", *filename);
*filename = curlx_strdup(DEFAULT_FILENAME);
if(*filename)
warnf("No remote filename, uses \"" DEFAULT_FILENAME "\"");
}
curl_free(path);