[PATCH] media: atomisp: Remove unneeded return variable

[Yang Li]

This patch removes unneeded return variables, using only
'0' instead.
It fixes the following warning detected by coccinelle:
./drivers/staging/media/atomisp/pci/sh_css_mipi.c:39:5-8: Unneeded
variable: "err". Return "0" on line 44

Reported-by: Abaci Robot <ab...@linux.alibaba.com>
Signed-off-by: Yang Li <yang....@linux.alibaba.com>
---
 drivers/staging/media/atomisp/pci/sh_css_mipi.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/sh_css_mipi.c 
b/drivers/staging/media/atomisp/pci/sh_css_mipi.c
index d5ae7f0..de8ee45 100644
--- a/drivers/staging/media/atomisp/pci/sh_css_mipi.c
+++ b/drivers/staging/media/atomisp/pci/sh_css_mipi.c
@@ -36,12 +36,10 @@
 int
 ia_css_mipi_frame_specify(const unsigned int size_mem_words,
                          const bool contiguous) {
-       int err = 0;
-
        my_css.size_mem_words = size_mem_words;
        (void)contiguous;
 
-       return err;
+       return 0;
 }
 
 /*
-- 
1.8.3.1