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Subject[PATCH v2 02/19] powerpc/powermac: Mark variable x as unused
Date
Since the value of x is never intended to be read, remove it. 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]

Suggested-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Mathieu Malaterre <malat@debian.org>
---
v2: remove x completely

arch/powerpc/platforms/powermac/udbg_scc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/platforms/powermac/udbg_scc.c b/arch/powerpc/platforms/powermac/udbg_scc.c
index d83135a9830e..8901973ed683 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;

escc = of_find_node_by_name(NULL, "escc");
if (escc == NULL)
@@ -120,7 +120,7 @@ void udbg_scc_init(int force_scc)
mb();

for (i = 20000; i != 0; --i)
- x = in_8(sccc);
+ in_8(sccc);
out_8(sccc, 0x09); /* reset A or B side */
out_8(sccc, 0xc0);

--
2.11.0
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