reverse-ramdisk.c: reorder operations to improve speed

c-programming/reverse-ramdisk.c

@@ -81,12 +81,14 @@ int tf_alloc(size_t n, size_t type_size) {
 		return -1;
 	}
 
-	// Assign the ID and file path
+	// Assign the ID, file path, file handler
 	temp_file->ID = num_temp_files;
 	temp_file->file_path = strdup(file_path);
 	temp_file->file = file;
 
-	// Increase the number of temp files
+	// Add the temp file to the array
+	temp_files[num_temp_files] = *temp_file;
+
 	num_temp_files++;
 
 	// Allocate/reallocate memory for the temp_files structure
@@ -100,9 +102,6 @@ int tf_alloc(size_t n, size_t type_size) {
 		return -1;
 	}
 
-	// Add the temp file to the array
-	temp_files[num_temp_files - 1] = *temp_file;
-
 	return temp_file->ID;
 }