shark/bbswitch-g14
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bbswitch: Do not pass a null pointer, but zero instead

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Lekensteyn
2011-12-13 22:46:16 +01:00
parent b2191e5160
commit 1997dba661
1 changed files with 9 additions and 3 deletions
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12
bbswitch.c
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@@ -87,9 +87,15 @@ static int acpi_call_dsm(acpi_handle handle, const char muid[], int revid,
params[1].integer.value = revid;
params[2].type = ACPI_TYPE_INTEGER;
params[2].integer.value = func;
params[3].type = ACPI_TYPE_BUFFER;
params[3].buffer.length = sizeof(args);
params[3].buffer.pointer = args;
if (args) {
params[3].type = ACPI_TYPE_BUFFER;
params[3].buffer.length = sizeof(args);
params[3].buffer.pointer = args;
} else {
// this function does not accept arguments. Pass an empty one
params[3].type = ACPI_TYPE_INTEGER;
params[3].buffer.pointer = 0;
}
err = acpi_evaluate_object(handle, "_DSM", &input, &output);
if (err) {