Le 22/03/2018 à 21:19, Mathieu Malaterre a écrit :
Since the value of x is never intended to be read, declare it with gcc
attribute as unused. Fix warning treated as error with W=1:
arch/powerpc/platforms/powermac/udbg_scc.c:76:9: error: variable ‘x’ set but not used [-Werror=unused-but-set-variable]
Signed-off-by: Mathieu Malaterre <malat@xxxxxxxxxx>
---
arch/powerpc/platforms/powermac/udbg_scc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/powermac/udbg_scc.c b/arch/powerpc/platforms/powermac/udbg_scc.c
index d83135a9830e..c38ca406df1a 100644
--- a/arch/powerpc/platforms/powermac/udbg_scc.c
+++ b/arch/powerpc/platforms/powermac/udbg_scc.c
@@ -73,7 +73,7 @@ void udbg_scc_init(int force_scc)
struct device_node *stdout = NULL, *escc = NULL, *macio = NULL;
struct device_node *ch, *ch_def = NULL, *ch_a = NULL;
const char *path;
- int i, x;
+ int i, x __maybe_unused;
You could just replace 'x = in_8(sccc)' by 'in_8(sccc)' and get rid of
the x.
Christophe
escc = of_find_node_by_name(NULL, "escc");
if (escc == NULL)
---
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