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staging: vt6655: upc: Suppress set but not used warning in macro 

The variable is used in the function using the macro.

Fixes the following W=1 kernel build warning(s):

 drivers/staging/vt6655/upc.h:45:16: warning: variable ‘byData’ set but not used [-Wunused-but-set-variable]

Cc: Forest Bond <forest@alittletooquiet.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-staging@lists.linux.dev
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20210414181129.1628598-28-lee.jones@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lee Jones 2021-04-14 19:10:59 +01:00 committed by Greg Kroah-Hartman
parent 2f61c6649f
commit b259c9b238
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/vt6655/upc.h
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@ -42,7 +42,7 @@
#define PCAvDelayByIO(uDelayUnit) \
do { \
unsigned char byData; \
unsigned char __maybe_unused byData; \
unsigned long ii; \
\
if (uDelayUnit <= 50) { \