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asus-laptop: fix incorrect return value for write_acpi_int_ret if handle is NULL

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According to the comments of write_acpi_int_ret(), write_acpi_int_ret()
should return 0 if write is successful, -1 else.  Thus if handle is NULL,
the write does not happen, it should return -1.

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>
This commit is contained in:
Axel Lin 2010-07-20 15:19:47 -07:00 committed by Matthew Garrett
parent e38f052ba5
commit 9fb866f317
1 changed files with 1 additions and 1 deletions
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2
drivers/platform/x86/asus-laptop.c
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@ -297,7 +297,7 @@ static int write_acpi_int_ret(acpi_handle handle, const char *method, int val,
acpi_status status;
if (!handle)
return 0;
return -1;
params.count = 1;
params.pointer = &in_obj;