int boot_sector_init(const char *fname)
{
FILE *f = fopen(fname, "w");
+ size_t len = sizeof boot_sector;
if (!f) {
fprintf(stderr, "Couldn't open \"%s\": %s", fname, strerror(errno));
/* For Open Firmware based system, we can use a Forth script instead */
if (strcmp(qtest_get_arch(), "ppc64") == 0) {
- memset(boot_sector, ' ', sizeof boot_sector);
- sprintf((char *)boot_sector, "\\ Bootscript\n%x %x c! %x %x c!\n",
+ len = sprintf((char *)boot_sector, "\\ Bootscript\n%x %x c! %x %x c!\n",
LOW(SIGNATURE), BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET,
HIGH(SIGNATURE), BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET + 1);
}
- fwrite(boot_sector, 1, sizeof boot_sector, f);
+ fwrite(boot_sector, 1, len, f);
fclose(f);
return 0;
}