powerpc/spider-pci: Remove set but not used variable 'val'

Fixes gcc '-Wunused-but-set-variable' warning:
# WARNING: Fixes tag on line 3 doesn't match correct format
# WARNING: Fixes tag on line 3 doesn't match correct format
# WARNING: Fixes tag on line 3 doesn't match correct format
# WARNING: Fixes tag on line 3 doesn't match correct format
# WARNING: Fixes tag on line 3 doesn't match correct format
# WARNING: Fixes tag on line 3 doesn't match correct format

arch/powerpc/platforms/cell/spider-pci.c: In function 'spiderpci_io_flush':
arch/powerpc/platforms/cell/spider-pci.c:28:6: warning:
variable ‘val’ set but not used [-Wunused-but-set-variable]

It never used since introduction.

Signed-off-by: Baokun Li <libaokun1@huawei.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210601085319.140461-1-libaokun1@huawei.com

diff --git a/arch/powerpc/platforms/cell/spider-pci.c b/arch/powerpc/platforms/cell/spider-pci.c
index 93ea41680f5447a71c0cde6e4c12ee21dbcd7636..a1c293f42a1fb131d06d6cfd51fe91e229325e2e 100644 (file)
--- a/arch/powerpc/platforms/cell/spider-pci.c
+++ b/arch/powerpc/platforms/cell/spider-pci.c
@@ -25,10 +25,9 @@ struct spiderpci_iowa_private {
 static void spiderpci_io_flush(struct iowa_bus *bus)
 {
        struct spiderpci_iowa_private *priv;
-       u32 val;
 
        priv = bus->private;
-       val = in_be32(priv->regs + SPIDER_PCI_DUMMY_READ);
+       in_be32(priv->regs + SPIDER_PCI_DUMMY_READ);
        iosync();
 }