OMAP3+: smartreflex: delete instance from sr_list on probe error

If the probe fails, the node should be deleted from sr_list.

Signed-off-by: Aaro Koskinen <aaro.koskinen@nokia.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
index 156807e..f0a488a 100644
--- a/arch/arm/mach-omap2/smartreflex.c
+++ b/arch/arm/mach-omap2/smartreflex.c
@@ -954,6 +954,7 @@
 	return ret;
 
 err_iounmap:
+	list_del(&sr_info->node);
 	iounmap(sr_info->base);
 err_release_region:
 	release_mem_region(mem->start, resource_size(mem));