ASoC: samsung: remove unneeded ret variable

Return value from io_remap_pfn_range() directly instead
of taking this in another redundant variable.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: CGEL ZTE <cgel.zte@gmail.com>
Link: https://lore.kernel.org/r/20220117110357.863990-1-chi.minghao@zte.com.cn
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/samsung/idma.c b/sound/soc/samsung/idma.c
index c3f1b05..402ccad 100644 (file)
--- a/sound/soc/samsung/idma.c
+++ b/sound/soc/samsung/idma.c
@@ -244,17 +244,14 @@ static int idma_mmap(struct snd_soc_component *component,
 {
        struct snd_pcm_runtime *runtime = substream->runtime;
        unsigned long size, offset;
-       int ret;
 
        /* From snd_pcm_lib_mmap_iomem */
        vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
        size = vma->vm_end - vma->vm_start;
        offset = vma->vm_pgoff << PAGE_SHIFT;
-       ret = io_remap_pfn_range(vma, vma->vm_start,
+       return io_remap_pfn_range(vma, vma->vm_start,
                        (runtime->dma_addr + offset) >> PAGE_SHIFT,
                        size, vma->vm_page_prot);
-
-       return ret;
 }
 
 static irqreturn_t iis_irq(int irqno, void *dev_id)