Prevent out of bounds array access

libi2pd/Reseed.cpp

@@ -320,7 +320,7 @@ namespace data
 				uint16_t fileNameLength, extraFieldLength;
 				s.read ((char *)&fileNameLength, 2);
 				fileNameLength = le16toh (fileNameLength);
-				if ( fileNameLength > 255 ) {
+				if ( fileNameLength >= 255 ) {
 					// too big
 					LogPrint(eLogError, "Reseed: SU3 fileNameLength too large: ", fileNameLength);
 					return numFiles;