Allocate the memory with scoped/cleanup.h to reduce error handling and make the code a bit simpler.
Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org --- drivers/soundwire/amd_init.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/soundwire/amd_init.c b/drivers/soundwire/amd_init.c index 4cd26f3a21f5..db040f435059 100644 --- a/drivers/soundwire/amd_init.c +++ b/drivers/soundwire/amd_init.c @@ -8,6 +8,7 @@ */
#include <linux/acpi.h> +#include <linux/cleanup.h> #include <linux/export.h> #include <linux/io.h> #include <linux/module.h> @@ -69,7 +70,6 @@ static struct sdw_amd_ctx *sdw_amd_probe_controller(struct sdw_amd_res *res) { struct sdw_amd_ctx *ctx; struct acpi_device *adev; - struct resource *sdw_res; struct acp_sdw_pdata sdw_pdata[2]; struct platform_device_info pdevinfo[2]; u32 link_mask; @@ -104,7 +104,8 @@ static struct sdw_amd_ctx *sdw_amd_probe_controller(struct sdw_amd_res *res)
ctx->count = count; ctx->link_mask = res->link_mask; - sdw_res = kzalloc(sizeof(*sdw_res), GFP_KERNEL); + struct resource *sdw_res __free(kfree) = kzalloc(sizeof(*sdw_res), + GFP_KERNEL); if (!sdw_res) { kfree(ctx); return NULL; @@ -132,7 +133,6 @@ static struct sdw_amd_ctx *sdw_amd_probe_controller(struct sdw_amd_res *res) if (IS_ERR(ctx->pdev[index])) goto err; } - kfree(sdw_res); return ctx; err: while (index--) { @@ -142,7 +142,6 @@ static struct sdw_amd_ctx *sdw_amd_probe_controller(struct sdw_amd_res *res) platform_device_unregister(ctx->pdev[index]); }
- kfree(sdw_res); kfree(ctx); return NULL; }