staging: fbtft: Add blank line after function declaration

Insert the required whitespace after the function declaration as
suggested by checkpatch.

CHECK: Please use a blank line after function/struct/union/enum
declarations

Signed-off-by: Eva Rachel Retuya <eraretuya@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/fbtft/fb_hx8340bn.c b/drivers/staging/fbtft/fb_hx8340bn.c
index 4ec2dc7..9970ed7 100644
--- a/drivers/staging/fbtft/fb_hx8340bn.c
+++ b/drivers/staging/fbtft/fb_hx8340bn.c
@@ -203,6 +203,7 @@
 
 	return 0;
 }
+
 #undef CURVE
 
 static struct fbtft_display display = {