From: Markus Elfring elfring@users.sourceforge.net Date: Mon, 17 Nov 2014 10:44:33 +0100
The functions kfree() and release_firmware() test whether their argument is NULL and then return immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring elfring@users.sourceforge.net --- sound/pci/hda/hda_codec.c | 3 +-- sound/pci/hda/hda_intel.c | 3 +-- 2 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index ec6a7d0..3fe8859 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -827,8 +827,7 @@ static void snd_hda_bus_free(struct hda_bus *bus) WARN_ON(!list_empty(&bus->codec_list)); if (bus->workq) flush_workqueue(bus->workq); - if (bus->unsol) - kfree(bus->unsol); + kfree(bus->unsol); if (bus->ops.private_free) bus->ops.private_free(bus); if (bus->workq) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 0a7f848..b4ec4e1 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -1129,8 +1129,7 @@ static int azx_free(struct azx *chip) pci_disable_device(chip->pci); kfree(chip->azx_dev); #ifdef CONFIG_SND_HDA_PATCH_LOADER - if (chip->fw) - release_firmware(chip->fw); + release_firmware(chip->fw); #endif if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) { hda_display_power(false);