net: wwan: iosm: use ACPI_FREE() but not kfree() in ipc_pcie_read_bios_cfg()

acpi_evaluate_dsm() should be coupled with ACPI_FREE() to free the ACPI
memory, because we need to track the allocation of acpi_object when
ACPI_DBG_TRACK_ALLOCATIONS enabled, so use ACPI_FREE() instead of kfree().

Fixes: d38a648d2d6c ("net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg")
Signed-off-by: Wang ShaoBo <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Paolo Abeni <[email protected]>

diff --git a/drivers/net/wwan/iosm/iosm_ipc_pcie.c b/drivers/net/wwan/iosm/iosm_ipc_pcie.c
index d3d34d1c470448a92d58087c2cb5a891b2b85550..5bf5a93937c9c4dd898d41407f26606742735a3a 100644 (file)
--- a/drivers/net/wwan/iosm/iosm_ipc_pcie.c
+++ b/drivers/net/wwan/iosm/iosm_ipc_pcie.c
@@ -249,7 +249,7 @@ static enum ipc_pcie_sleep_state ipc_pcie_read_bios_cfg(struct device *dev)
        if (object->integer.value == 3)
                sleep_state = IPC_PCIE_D3L2;
 
-       kfree(object);
+       ACPI_FREE(object);
 
 default_ret:
        return sleep_state;