The patch titled
acpi: some random patch whcih apparently fixes something
has been added to the -mm tree. Its filename is
acpi-some-random-patch-whcih-apparently-fixes-something.patch
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------------------------------------------------------
Subject: acpi: some random patch whcih apparently fixes something
From: Lin Ming <ming.m.lin@xxxxxxxxx>
Sigh.
Cc: Valdis Kletnieks <Valdis.Kletnieks@xxxxxx>
Cc: Hugh Dickins <hugh.dickins@xxxxxxxxxxxxx>
Cc: Len Brown <lenb@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/acpi/acpi_bus.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN include/acpi/acpi_bus.h~acpi-some-random-patch-whcih-apparently-fixes-something include/acpi/acpi_bus.h
--- a/include/acpi/acpi_bus.h~acpi-some-random-patch-whcih-apparently-fixes-something
+++ a/include/acpi/acpi_bus.h
@@ -186,8 +186,8 @@ struct acpi_device_pnp {
#define acpi_device_bid(d) ((d)->pnp.bus_id)
#define acpi_device_adr(d) ((d)->pnp.bus_address)
-#define acpi_device_hid(d) ((d)->pnp.hardware_id)
-#define acpi_device_uid(d) ((d)->pnp.unique_id)
+#define acpi_device_hid(d) ((d)->pnp.hardware_id ? (d)->pnp.hardware_id : "\0")
+#define acpi_device_uid(d) ((d)->pnp.unique_id ? (d)->pnp.unique_id : "\0")
#define acpi_device_name(d) ((d)->pnp.device_name)
#define acpi_device_class(d) ((d)->pnp.device_class)
_
Patches currently in -mm which might be from ming.m.lin@xxxxxxxxx are
linux-next.patch
acpi-some-random-patch-whcih-apparently-fixes-something.patch
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