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BUG/MINOR: acme: don't pass NULL into format string

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Printing a "(null)" when NULL passed with the %s format specifier is a
GNU extension, so it must be avoided for portability reasons.

Must be backported as far as 3.2
This commit is contained in:
Egor Shestakov 2026-04-13 16:29:01 +00:00 committed by William Lallemand
parent 53679fe5f6
commit 79c54d28b0
1 changed files with 1 additions and 1 deletions
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2
src/acme.c
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@ -810,7 +810,7 @@ static int cfg_postsection_acme()
/* tries to open the account key */
if (stat(path, &st) == 0) {
if (ssl_sock_load_key_into_ckch(path, NULL, store->data, &errmsg)) {
memprintf(&errmsg, "%s'%s' is present but cannot be read or parsed.\n", errmsg, path);
memprintf(&errmsg, "%s'%s' is present but cannot be read or parsed.\n", errmsg ? errmsg : "", path);
if (errmsg)
indent_msg(&errmsg, 8);
err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;