[PATCH] Remove gratuitous inclusion of <linux/config.h> from <linux/dmaengine.h>

We include config.h on the compiler command line. There's no need for it
to be included again.
Signed-off-by: NDavid Woodhouse <dwmw2@infradead.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

include/linux/dmaengine.h

@@ -20,7 +20,7 @@
  */
 #ifndef DMAENGINE_H
 #define DMAENGINE_H
-#include <linux/config.h>
+
 #ifdef CONFIG_DMA_ENGINE
 
 #include <linux/device.h>