Clang warns:

../drivers/staging/media/atomisp/pci/sh_css.c:8537:14: warning: address
of 'pipe->output_stage' will always evaluate to 'true'
[-Wpointer-bool-conversion]
                if (&pipe->output_stage)
                ~~   ~~~~~~^~~~~~~~~~~~
../drivers/staging/media/atomisp/pci/sh_css.c:8545:14: warning: address
of 'pipe->vf_stage' will always evaluate to 'true'
[-Wpointer-bool-conversion]
                if (&pipe->vf_stage)
                ~~   ~~~~~~^~~~~~~~

output_stage and vf_stage are pointers in the middle of a struct, their
addresses cannot be NULL if pipe is not NULL and pipe is already checked
for NULL in this function. Simplify this if block.

Link: https://github.com/ClangBuiltLinux/linux/issues/1036
Signed-off-by: Nathan Chancellor <natechancel...@gmail.com>
---
 drivers/staging/media/atomisp/pci/sh_css.c | 19 +++----------------
 1 file changed, 3 insertions(+), 16 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/sh_css.c 
b/drivers/staging/media/atomisp/pci/sh_css.c
index d77432254a2c..b8626cdb2436 100644
--- a/drivers/staging/media/atomisp/pci/sh_css.c
+++ b/drivers/staging/media/atomisp/pci/sh_css.c
@@ -8533,22 +8533,9 @@ ia_css_pipe_load_extension(struct ia_css_pipe *pipe,
        }
 
        if (firmware->info.isp.type == IA_CSS_ACC_OUTPUT)
-       {
-               if (&pipe->output_stage)
-                       append_firmware(&pipe->output_stage, firmware);
-               else {
-                       IA_CSS_LEAVE_ERR_PRIVATE(IA_CSS_ERR_INTERNAL_ERROR);
-                       return IA_CSS_ERR_INTERNAL_ERROR;
-               }
-       } else if (firmware->info.isp.type == IA_CSS_ACC_VIEWFINDER)
-       {
-               if (&pipe->vf_stage)
-                       append_firmware(&pipe->vf_stage, firmware);
-               else {
-                       IA_CSS_LEAVE_ERR_PRIVATE(IA_CSS_ERR_INTERNAL_ERROR);
-                       return IA_CSS_ERR_INTERNAL_ERROR;
-               }
-       }
+               append_firmware(&pipe->output_stage, firmware);
+       else if (firmware->info.isp.type == IA_CSS_ACC_VIEWFINDER)
+               append_firmware(&pipe->vf_stage, firmware);
        err = acc_load_extension(firmware);
 
        IA_CSS_LEAVE_ERR_PRIVATE(err);
-- 
2.27.0.rc0

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