diff options
Diffstat (limited to 'drivers/firmware/dmi_scan.c')
-rw-r--r-- | drivers/firmware/dmi_scan.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 4a597d8..78b989d 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -582,3 +582,19 @@ int dmi_walk(void (*decode)(const struct dmi_header *)) return 0; } EXPORT_SYMBOL_GPL(dmi_walk); + +/** + * dmi_match - compare a string to the dmi field (if exists) + * + * Returns true if the requested field equals to the str (including NULL). + */ +bool dmi_match(enum dmi_field f, const char *str) +{ + const char *info = dmi_get_system_info(f); + + if (info == NULL || str == NULL) + return info == str; + + return !strcmp(info, str); +} +EXPORT_SYMBOL_GPL(dmi_match); |