diff options
Diffstat (limited to 'hw/i386/smbios.c')
| -rw-r--r-- | hw/i386/smbios.c | 43 |
1 files changed, 17 insertions, 26 deletions
diff --git a/hw/i386/smbios.c b/hw/i386/smbios.c index abfd6f7..4263551 100644 --- a/hw/i386/smbios.c +++ b/hw/i386/smbios.c @@ -48,6 +48,12 @@ static uint8_t *smbios_entries; static size_t smbios_entries_len; static int smbios_type4_count = 0; +static struct { + bool seen; + int headertype; + Location loc; +} first_opt[2]; + static QemuOptsList qemu_smbios_opts = { .name = "smbios", .head = QTAILQ_HEAD_INITIALIZER(qemu_smbios_opts.head), @@ -159,35 +165,20 @@ uint8_t *smbios_get_table(size_t *length) */ static void smbios_check_collision(int type, int entry) { - uint16_t *num_entries = (uint16_t *)smbios_entries; - struct smbios_header *header; - char *p; - int i; - - if (!num_entries) - return; - - p = (char *)(num_entries + 1); - - for (i = 0; i < *num_entries; i++) { - header = (struct smbios_header *)p; - if (entry == SMBIOS_TABLE_ENTRY && header->type == SMBIOS_FIELD_ENTRY) { - struct smbios_field *field = (void *)header; - if (type == field->type) { - error_report("SMBIOS type %d field already defined, " - "cannot add table", type); - exit(1); - } - } else if (entry == SMBIOS_FIELD_ENTRY && - header->type == SMBIOS_TABLE_ENTRY) { - struct smbios_structure_header *table = (void *)(header + 1); - if (type == table->type) { - error_report("SMBIOS type %d table already defined, " - "cannot add field", type); + if (type < ARRAY_SIZE(first_opt)) { + if (first_opt[type].seen) { + if (first_opt[type].headertype != entry) { + error_report("Can't mix file= and type= for same type"); + loc_push_restore(&first_opt[type].loc); + error_report("This is the conflicting setting"); + loc_pop(&first_opt[type].loc); exit(1); } + } else { + first_opt[type].seen = true; + first_opt[type].headertype = entry; + loc_save(&first_opt[type].loc); } - p += le16_to_cpu(header->length); } } |