On 07/17/12 20:47, Anton Vorontsov wrote: > + > + file = debugfs_create_file("record_ftrace", 0600, dir, NULL, > + &pstore_knob_fops); > + if (IS_ERR_OR_NULL(file)) { > + err = PTR_ERR(file); > + pr_err("%s: unable to create pstore/ftrace file: %d\n", > + __func__, err); > + goto err_file; > + } debugfs only returns NULL on failure. -- Sent by an employee of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum. _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel