asus-laptop: return proper error for store_ledd if write_acpi_int fail
In current implementation, store_ledd() does not return error if
write_acpi_int fail. This patch fixes it by return -ENODEV if
write_acpi_int fail.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: Corentin Chary <corentincj@iksaif.net>
Cc: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 19445ea..40897ba 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -796,10 +796,11 @@
rv = parse_arg(buf, count, &value);
if (rv > 0) {
- if (write_acpi_int(asus->handle, METHOD_LEDD, value))
+ if (write_acpi_int(asus->handle, METHOD_LEDD, value)) {
pr_warning("LED display write failed\n");
- else
- asus->ledd_status = (u32) value;
+ return -ENODEV;
+ }
+ asus->ledd_status = (u32) value;
}
return rv;
}