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| author | Jiri Slaby <jirislaby@gmail.com> | 2008-12-10 14:07:22 +0100 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-12-29 07:40:06 -0500 |
| commit | 3c387730ef2639811306c631e820711a70b98c5d (patch) | |
| tree | a35ad902e603e28d7dd87deaaf94b5cc6d93f772 /drivers/ata | |
| parent | d61c72e52b98411d1cfef1fdb3f5a8bb070f8966 (diff) | |
| download | lwn-3c387730ef2639811306c631e820711a70b98c5d.tar.gz lwn-3c387730ef2639811306c631e820711a70b98c5d.zip | |
[libata] ata_piix: cleanup dmi strings checking
Commit
ATA: piix, fix pointer deref on suspend
fixed a possible oops in an ugly manner. Use newly introduced dmi_match()
to make the code pretty again.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Alexandru Romanescu <a_romanescu@yahoo.co.uk>
Cc: Tejun Heo <tj@kernel.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/ata_piix.c | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index c11936e13dd3..5fdf1678d0cc 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -1072,20 +1072,13 @@ static int piix_broken_suspend(void) * matching is necessary because dmi_system_id.matches is * limited to four entries. */ - if (dmi_get_system_info(DMI_SYS_VENDOR) && - dmi_get_system_info(DMI_PRODUCT_NAME) && - dmi_get_system_info(DMI_PRODUCT_VERSION) && - dmi_get_system_info(DMI_PRODUCT_SERIAL) && - dmi_get_system_info(DMI_BOARD_VENDOR) && - dmi_get_system_info(DMI_BOARD_NAME) && - dmi_get_system_info(DMI_BOARD_VERSION) && - !strcmp(dmi_get_system_info(DMI_SYS_VENDOR), "TOSHIBA") && - !strcmp(dmi_get_system_info(DMI_PRODUCT_NAME), "000000") && - !strcmp(dmi_get_system_info(DMI_PRODUCT_VERSION), "000000") && - !strcmp(dmi_get_system_info(DMI_PRODUCT_SERIAL), "000000") && - !strcmp(dmi_get_system_info(DMI_BOARD_VENDOR), "TOSHIBA") && - !strcmp(dmi_get_system_info(DMI_BOARD_NAME), "Portable PC") && - !strcmp(dmi_get_system_info(DMI_BOARD_VERSION), "Version A0")) + if (dmi_match(DMI_SYS_VENDOR, "TOSHIBA") && + dmi_match(DMI_PRODUCT_NAME, "000000") && + dmi_match(DMI_PRODUCT_VERSION, "000000") && + dmi_match(DMI_PRODUCT_SERIAL, "000000") && + dmi_match(DMI_BOARD_VENDOR, "TOSHIBA") && + dmi_match(DMI_BOARD_NAME, "Portable PC") && + dmi_match(DMI_BOARD_VERSION, "Version A0")) return 1; return 0; |