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firmware: dmi_scan: Clarify dmi_save_extended_devices

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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>
This commit is contained in:
Jean Delvare 2016-01-15 22:08:44 +01:00
parent 96e239434c
commit 45b9825708
1 changed files with 5 additions and 6 deletions
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11
drivers/firmware/dmi_scan.c
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@ -346,16 +346,15 @@ static void __init dmi_save_dev_onboard(int instance, int segment, int bus,
static void __init dmi_save_extended_devices(const struct dmi_header *dm) static void __init dmi_save_extended_devices(const struct dmi_header *dm)
{ {
const char *name; const char *name;
const u8 *d = (u8 *) dm + 5; const u8 *d = (u8 *)dm;
/* Skip disabled device */ /* Skip disabled device */
if ((*d & 0x80) == 0) if ((d[0x5] & 0x80) == 0)
return; return;
name = dmi_string_nosave(dm, *(d - 1)); name = dmi_string_nosave(dm, d[0x4]);
dmi_save_dev_onboard(*(d+1), *(u16 *)(d+2), *(d+4), *(d+5), dmi_save_dev_onboard(d[0x6], *(u16 *)(d + 0x7), d[0x9], d[0xA], name);
name); dmi_save_one_device(d[0x5] & 0x7f, name);
dmi_save_one_device(*d & 0x7f, name);
} }
static void __init count_mem_devices(const struct dmi_header *dm, void *v) static void __init count_mem_devices(const struct dmi_header *dm, void *v)