On Sat, Oct 23, 2021 at 01:10:32AM +0800, Chen Yu wrote: > Introduce a user space tool to make use of the interface exposed by > Platform Firmware Runtime Update and Telemetry drivers. The users > can use this tool to do firmware code injection, driver update and > to retrieve the telemetry data. ... > #include <linux/ioctl.h> > +#ifdef __KERNEL__ > #include <linux/uuid.h> > +#else > +#include <uuid/uuid.h> > +#include <linux/types.h> > +#endif This is exactly my point why you mustn't use uuid.h in uAPI headers. ... > + while (1) { Why not while ((c = getopt_long(...)) != -1) ? > + int option_index = 0; > + > + c = getopt_long(argc, argv, option_string, > + long_options, &option_index); > + if (c == -1) > + break; > + } > + } > +} ... > + char *uuid = malloc(37); libuuid doesn't have helpers for this? Split assignment so if will be closer to its user. > + if (!uuid) { > + perror("Can not allocate uuid buffer\n"); > + exit(1); > + } -- With Best Regards, Andy Shevchenko