M CHANGES → CHANGES

@@ -14,6 +14,7 @@ - GB SIO: Don't auto-clock external shift clock
  - Qt: Fix directory set unloading when replacing the ROM
  - GBA Savedata: Fix loading savestates with 512Mb Flash saves
  - Core: Fix importing save games as read-only
+ - Util: Fix PNG identification on files too small to be a PNG
 Misc:
  - All: Only update version info if needed
  - FFmpeg: Encoding cleanup

M src/util/png-io.c → src/util/png-io.c

@@ -116,7 +116,9 @@ }
 
 bool isPNG(struct VFile* source) {
 	png_byte header[PNG_HEADER_BYTES];
-	source->read(source, header, PNG_HEADER_BYTES);
+	if (source->read(source, header, PNG_HEADER_BYTES) < PNG_HEADER_BYTES) {
+		return false;
+	}
 	return !png_sig_cmp(header, 0, PNG_HEADER_BYTES);
 }