powerpc: Export dcr_ind_lock to fix build error

Fix build error caused by missing export:

ERROR: "dcr_ind_lock" [drivers/net/ethernet/ibm/emac/ibm_emac.ko] undefined!

Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/sysdev/dcr.c b/arch/powerpc/sysdev/dcr.c
index e9056e4..2d8a101 100644 (file)
--- a/arch/powerpc/sysdev/dcr.c
+++ b/arch/powerpc/sysdev/dcr.c
@@ -230,5 +230,6 @@ EXPORT_SYMBOL_GPL(dcr_unmap_mmio);
 
 #ifdef CONFIG_PPC_DCR_NATIVE
 DEFINE_SPINLOCK(dcr_ind_lock);
+EXPORT_SYMBOL_GPL(dcr_ind_lock);
 #endif /* defined(CONFIG_PPC_DCR_NATIVE) */