MIPS: Do not initialise globals to 0

Fix the following checkpatch error:

ERROR: do not initialise globals to 0
#834: FILE: arch/mips/kernel/setup.c:834:
+int hw_coherentio = 0;	/* Actual hardware supported DMA coherency setting. */

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 10bef8f78e7cf2c76351ee230387d6407b9fcbdc..b1e2d4360383e876d06599410afa524807cfe97a 100644 (file)
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -831,7 +831,7 @@ arch_initcall(debugfs_mips);
 /* User defined DMA coherency from command line. */
 enum coherent_io_user_state coherentio = IO_COHERENCE_DEFAULT;
 EXPORT_SYMBOL_GPL(coherentio);
-int hw_coherentio = 0; /* Actual hardware supported DMA coherency setting. */
+int hw_coherentio;     /* Actual hardware supported DMA coherency setting. */
 
 static int __init setcoherentio(char *str)
 {