ACK: [PATCH 6/9] lib: fwts_acpi_tables: remove dead store to facs

Alex Hung alex.hung at canonical.com
Wed Dec 16 03:49:42 UTC 2015


On 2015-12-16 08:51 AM, Colin King wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> Static analysis from clang scan-build identified a dead
> store to face when table is non-null.  Remove this statement
> and re-organise the code a little to move the scope of facs.
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>   src/lib/src/fwts_acpi_tables.c | 6 ++----
>   1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/src/lib/src/fwts_acpi_tables.c b/src/lib/src/fwts_acpi_tables.c
> index 0a1af13..573a8af 100644
> --- a/src/lib/src/fwts_acpi_tables.c
> +++ b/src/lib/src/fwts_acpi_tables.c
> @@ -919,7 +919,6 @@ static int fwts_acpi_load_tables_fixup(fwts_framework *fw)
>   	fwts_acpi_table_rsdt *rsdt = NULL;
>   	fwts_acpi_table_xsdt *xsdt = NULL;
>   	fwts_acpi_table_fadt *fadt = NULL;
> -	fwts_acpi_table_facs *facs = NULL;
>   	uint64_t rsdt_fake_addr = 0, xsdt_fake_addr = 0;
>   	bool redo_rsdp_checksum = false;
>
> @@ -941,9 +940,8 @@ static int fwts_acpi_load_tables_fixup(fwts_framework *fw)
>   		fwts_log_error(fw, "ACPI table find failure.");
>   		return FWTS_ERROR;
>   	}
> -	if (table)
> -		facs = (fwts_acpi_table_facs *)table->data;
> -	else {
> +	if (!table) {
> +		fwts_acpi_table_facs *facs;
>   		size_t size = 64;
>   		uint64_t facs_addr;
>
>

Acked-by: Alex Hung <alex.hung at canonical.com>



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