diff options
Diffstat (limited to 'src/dmidecode/dmidecode.c')
| -rw-r--r-- | src/dmidecode/dmidecode.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/dmidecode/dmidecode.c b/src/dmidecode/dmidecode.c index ec91305..7bedc3a 100644 --- a/src/dmidecode/dmidecode.c +++ b/src/dmidecode/dmidecode.c @@ -40,6 +40,8 @@ #include "../pci.h" #include "../naming_policy.h" +extern int smver_mjr, smver_mnr; + static const char *bad_index = "<BAD INDEX>"; /* @@ -176,12 +178,27 @@ static void to_dmi_header(struct dmi_header *h, u8 *data) h->data=data; } +static int isvalidsmbios(int mjr, int mnr) +{ + if (!smver_mjr && !smver_mnr) + return 1; + if (mjr > smver_mjr) + return 1; + if ((mjr == smver_mjr) && (mnr >= smver_mnr)) + return 1; + return 0; +} + static void dmi_table(u32 base, u16 len, u16 num, u16 ver, const char *devmem, const struct libbiosdevname_state *state) { u8 *buf; u8 *data; int i=0; + /* Verify SMBIOS version */ + if (!isvalidsmbios(ver >> 8, ver & 0xFF)) { + return; + } if((buf=mem_chunk(base, len, devmem))==NULL) { #ifndef USE_MMAP |