From 0b5631471a9931a956bd8328d16de8353776941f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=9D=8E=E9=80=9A=E6=B4=B2?= Date: Sun, 13 Aug 2023 09:23:17 +0800 Subject: [PATCH] Logo: don't segfault if `--logo-source` starts with non-alpha charactors Ref: #518 --- src/logo/logo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/logo/logo.c b/src/logo/logo.c index 78a430bf9..6cb49d1e9 100644 --- a/src/logo/logo.c +++ b/src/logo/logo.c @@ -211,7 +211,7 @@ static bool logoHasName(const FFlogo* logo, const FFstrbuf* name, bool small) static const FFlogo* logoGetBuiltin(const FFstrbuf* name, FFLogoSize size) { - if (name->length == 0) + if (name->length == 0 || !isalpha(name->chars[0])) return NULL; for(const FFlogo* logo = ffLogoBuiltins[toupper(name->chars[0]) - 'A']; *logo->names; ++logo)