From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Thu, 20 Nov 2014 10:50:32 +0000 Subject: [PATCH 1/1] [media] platform: Deletion of unnecessary checks before two function calls Message-Id: <546DC778.8050204@users.sourceforge.net> List-Id: References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.sourceforge.net> In-Reply-To: <5317A59D.4@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org From: Markus Elfring Date: Thu, 20 Nov 2014 11:44:20 +0100 The functions i2c_put_adapter() 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 --- drivers/media/platform/exynos4-is/fimc-is.c | 6 ++---- drivers/media/platform/s3c-camif/camif-core.c | 3 +-- 2 files changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index 5476dce..a1db27b 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -428,8 +428,7 @@ static void fimc_is_load_firmware(const struct firmware *fw, void *context) * needed around for copying to the IS working memory every * time before the Cortex-A5 is restarted. */ - if (is->fw.f_w) - release_firmware(is->fw.f_w); + release_firmware(is->fw.f_w); is->fw.f_w = fw; done: mutex_unlock(&is->lock); @@ -937,8 +936,7 @@ static int fimc_is_remove(struct platform_device *pdev) vb2_dma_contig_cleanup_ctx(is->alloc_ctx); fimc_is_put_clocks(is); fimc_is_debugfs_remove(is); - if (is->fw.f_w) - release_firmware(is->fw.f_w); + release_firmware(is->fw.f_w); fimc_is_free_cpu_memory(is); return 0; diff --git a/drivers/media/platform/s3c-camif/camif-core.c b/drivers/media/platform/s3c-camif/camif-core.c index b385747..3b09b5b 100644 --- a/drivers/media/platform/s3c-camif/camif-core.c +++ b/drivers/media/platform/s3c-camif/camif-core.c @@ -256,8 +256,7 @@ static void camif_unregister_sensor(struct camif_dev *camif) v4l2_device_unregister_subdev(sd); camif->sensor.sd = NULL; i2c_unregister_device(client); - if (adapter) - i2c_put_adapter(adapter); + i2c_put_adapter(adapter); } static int camif_create_media_links(struct camif_dev *camif) -- 2.1.3