Hi, On 9/30/20 3:36 AM, [email protected] wrote: > --- a/kexec/arch/arm64/include/arch/options.h > +++ b/kexec/arch/arm64/include/arch/options.h > > +static uint64_t find_purgatory_sink(const char *console) > +{ > + int fd, ret; > + char device[255], mem[255]; > + struct stat sb; > + char buffer[10]; > + uint64_t iomem = 0x0; > + > + if (!console) > + return 0; > + > + ret = snprintf(device, sizeof(device), "/sys/class/tty/%s", console); > + if (ret < 0 || ret >= sizeof(device)) { > + fprintf(stderr, "snprintf failed: %s\n", strerror(errno)); > + return 0; > + } > + > + if (stat(device, &sb) || !S_ISDIR(sb.st_mode)) { > + fprintf(stderr, "kexec: %s: No valid console found for %s\n", > + __func__, device); > + return 0; > + } > + > + snprintf(mem, sizeof(mem), "%s%s", device, "/iomem_base"); > + if (ret < 0 || ret >= sizeof(mem)) {
Seems this is is just doing the same check again... > + fprintf(stderr, "snprintf failed: %s\n", strerror(errno)); > + return 0; > + } -Geoff _______________________________________________ kexec mailing list [email protected] http://lists.infradead.org/mailman/listinfo/kexec
