diff options
Diffstat (limited to 'src/interface')
| -rw-r--r-- | src/interface/smbios/smbios_settings.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/interface/smbios/smbios_settings.c b/src/interface/smbios/smbios_settings.c index 7b2efcd72..17f9a48ee 100644 --- a/src/interface/smbios/smbios_settings.c +++ b/src/interface/smbios/smbios_settings.c @@ -99,16 +99,22 @@ static int smbios_fetch ( struct settings *settings __unused, uint8_t buf[structure.header.len]; const void *raw; union uuid uuid; + unsigned int index; /* Read SMBIOS structure */ if ( ( rc = read_smbios_structure ( &structure, buf, sizeof ( buf ) ) ) != 0 ) return rc; - /* A tag length of zero indicates a string */ - if ( tag_len == 0 ) { - if ( ( rc = read_smbios_string ( &structure, - buf[tag_offset], + /* A <length> of zero indicates that the byte at + * <offset> contains a string index. An <offset> of + * zero indicates that the <length> contains a literal + * string index. + */ + if ( ( tag_len == 0 ) || ( tag_offset == 0 ) ) { + index = ( ( tag_offset == 0 ) ? + tag_len : buf[tag_offset] ); + if ( ( rc = read_smbios_string ( &structure, index, data, len ) ) < 0 ) { return rc; } |