Bugfix: char could be signed, check for > 127 would never succeed

SmingHub · Jun 28, 2024 · ce21ede · ce21ede
1 parent 515877e
commit ce21ede
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Sming/Core/Data/Format/Json.cpp b/Sming/Core/Data/Format/Json.cpp
@@ -72,7 +72,7 @@ void Json::escape(String& value) const
 		debug_w("Invalid UTF8: %s", value.c_str());
 		for(unsigned i = 0; i < value.length(); ++i) {
 			char& c = value[i];
-			if(c < 0x20 || c > 127)
+			if(c < 0x20 || uint8_t(c) > 127)
 				c = '_';
 		}
 	}