firmware: dmi_scan: Clarify dmi_save_extended_devices
Get rid of the arbitrary 5-byte pointer offset, it served no purpose
and made it harder to match the code with the SMBIOS specification.
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Jordan Hargrave <jordan_hargrave@dell.com>
Cc: Narendra K <narendra_k@dell.com>
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index 28b2f0a..ce666ef 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -346,16 +346,15 @@
static void __init dmi_save_extended_devices(const struct dmi_header *dm)
{
const char *name;
- const u8 *d = (u8 *) dm + 5;
+ const u8 *d = (u8 *)dm;
/* Skip disabled device */
- if ((*d & 0x80) == 0)
+ if ((d[0x5] & 0x80) == 0)
return;
- name = dmi_string_nosave(dm, *(d - 1));
- dmi_save_dev_onboard(*(d+1), *(u16 *)(d+2), *(d+4), *(d+5),
- name);
- dmi_save_one_device(*d & 0x7f, name);
+ name = dmi_string_nosave(dm, d[0x4]);
+ dmi_save_dev_onboard(d[0x6], *(u16 *)(d + 0x7), d[0x9], d[0xA], name);
+ dmi_save_one_device(d[0x5] & 0x7f, name);
}
static void __init count_mem_devices(const struct dmi_header *dm, void *v)