Staging: cx25821: removed unnecessary NULL-Pointer-checks

Commit Message

Timo von Holtz Feb. 9, 2011, 3:06 p.m. UTC

None

Patch

diff --git a/drivers/staging/cx25821/cx25821-audio-upstream.c b/drivers/staging/cx25821/cx25821-audio-upstream.c
index 7992a3b..0f9ca77 100644
--- a/drivers/staging/cx25821/cx25821-audio-upstream.c
+++ b/drivers/staging/cx25821/cx25821-audio-upstream.c
@@ -244,13 +244,10 @@  void cx25821_stop_upstream_audio(struct cx25821_dev *dev)
 	dev->_audioframe_count = 0;
 	dev->_audiofile_status = END_OF_FILE;
 
-	if (dev->_irq_audio_queues) {
-		kfree(dev->_irq_audio_queues);
-		dev->_irq_audio_queues = NULL;
-	}
+	kfree(dev->_irq_audio_queues);
+	dev->_irq_audio_queues = NULL;
 
-	if (dev->_audiofilename != NULL)
-		kfree(dev->_audiofilename);
+	kfree(dev->_audiofilename);
 }
 
 void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev)
diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
index e2efacd..655357d 100644
--- a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
+++ b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
@@ -234,13 +234,10 @@  void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev)
 	dev->_frame_count_ch2 = 0;
 	dev->_file_status_ch2 = END_OF_FILE;
 
-	if (dev->_irq_queues_ch2) {
-		kfree(dev->_irq_queues_ch2);
-		dev->_irq_queues_ch2 = NULL;
-	}
+	kfree(dev->_irq_queues_ch2);
+	dev->_irq_queues_ch2 = NULL;
 
-	if (dev->_filename_ch2 != NULL)
-		kfree(dev->_filename_ch2);
+	kfree(dev->_filename_ch2);
 
 	tmp = cx_read(VID_CH_MODE_SEL);
 	cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);
diff --git a/drivers/staging/cx25821/cx25821-video-upstream.c b/drivers/staging/cx25821/cx25821-video-upstream.c
index 31b4e3c..eb0172b 100644
--- a/drivers/staging/cx25821/cx25821-video-upstream.c
+++ b/drivers/staging/cx25821/cx25821-video-upstream.c
@@ -279,13 +279,10 @@  void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev)
 	dev->_frame_count = 0;
 	dev->_file_status = END_OF_FILE;
 
-	if (dev->_irq_queues) {
-		kfree(dev->_irq_queues);
-		dev->_irq_queues = NULL;
-	}
+	kfree(dev->_irq_queues);
+	dev->_irq_queues = NULL;
 
-	if (dev->_filename != NULL)
-		kfree(dev->_filename);
+	kfree(dev->_filename);
 
 	tmp = cx_read(VID_CH_MODE_SEL);
 	cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);