From: Axel Lin <axel.lin@xxxxxxxxx>
dmi_check_system() walks the table running matching functions until
someone returns non zero or we hit the end.
This patch makes dmi_check_cb to return 1 so dmi_check_system() return
immediately when a match is found.
Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
Acked-by: Jonathan Woithe <jwoithe@xxxxxxxxxxxxxxxxxxxxxxx>
Cc: Matthew Garrett <mjg@xxxxxxxxxx>a
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/platform/x86/compal-laptop.c | 2 +-
drivers/platform/x86/fujitsu-laptop.c | 6 +++---
drivers/platform/x86/msi-laptop.c | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)
diff -puN drivers/platform/x86/compal-laptop.c~compal-laptop-fujitsu-laptop-msi-laptop-make-dmi_check_cb-to-return-1-instead-of-0 drivers/platform/x86/compal-laptop.c
--- a/drivers/platform/x86/compal-laptop.c~compal-laptop-fujitsu-laptop-msi-laptop-make-dmi_check_cb-to-return-1-instead-of-0
+++ a/drivers/platform/x86/compal-laptop.c
@@ -275,7 +275,7 @@ static int set_backlight_level(int level
ec_write(BACKLIGHT_LEVEL_ADDR, level);
- return 0;
+ return 1;
}
static int get_backlight_level(void)
diff -puN drivers/platform/x86/fujitsu-laptop.c~compal-laptop-fujitsu-laptop-msi-laptop-make-dmi_check_cb-to-return-1-instead-of-0 drivers/platform/x86/fujitsu-laptop.c
--- a/drivers/platform/x86/fujitsu-laptop.c~compal-laptop-fujitsu-laptop-msi-laptop-make-dmi_check_cb-to-return-1-instead-of-0
+++ a/drivers/platform/x86/fujitsu-laptop.c
@@ -603,7 +603,7 @@ static int dmi_check_cb_s6410(const stru
dmi_check_cb_common(id);
fujitsu->keycode1 = KEY_SCREENLOCK; /* "Lock" */
fujitsu->keycode2 = KEY_HELP; /* "Mobility Center" */
- return 0;
+ return 1;
}
static int dmi_check_cb_s6420(const struct dmi_system_id *id)
@@ -611,7 +611,7 @@ static int dmi_check_cb_s6420(const stru
dmi_check_cb_common(id);
fujitsu->keycode1 = KEY_SCREENLOCK; /* "Lock" */
fujitsu->keycode2 = KEY_HELP; /* "Mobility Center" */
- return 0;
+ return 1;
}
static int dmi_check_cb_p8010(const struct dmi_system_id *id)
@@ -620,7 +620,7 @@ static int dmi_check_cb_p8010(const stru
fujitsu->keycode1 = KEY_HELP; /* "Support" */
fujitsu->keycode3 = KEY_SWITCHVIDEOMODE; /* "Presentation" */
fujitsu->keycode4 = KEY_WWW; /* "Internet" */
- return 0;
+ return 1;
}
static struct dmi_system_id fujitsu_dmi_table[] = {
diff -puN drivers/platform/x86/msi-laptop.c~compal-laptop-fujitsu-laptop-msi-laptop-make-dmi_check_cb-to-return-1-instead-of-0 drivers/platform/x86/msi-laptop.c
--- a/drivers/platform/x86/msi-laptop.c~compal-laptop-fujitsu-laptop-msi-laptop-make-dmi_check_cb-to-return-1-instead-of-0
+++ a/drivers/platform/x86/msi-laptop.c
@@ -434,7 +434,7 @@ static int dmi_check_cb(const struct dmi
{
printk(KERN_INFO "msi-laptop: Identified laptop model '%s'.\n",
id->ident);
- return 0;
+ return 1;
}
static struct dmi_system_id __initdata msi_dmi_table[] = {
_
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