ptr_ring: remove duplicated include from ptr_ring.h

Remove duplicated include.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/linux/ptr_ring.h b/include/linux/ptr_ring.h
index 186cd8e970c70fdba6067691256c66efc6a8b64d..8da46ac44a2e4234347ac5dfecf0a91a0ffde05b 100644 (file)
--- a/include/linux/ptr_ring.h
+++ b/include/linux/ptr_ring.h
@@ -26,7 +26,6 @@
 #include <linux/cache.h>
 #include <linux/types.h>
 #include <linux/compiler.h>
-#include <linux/cache.h>
 #include <linux/slab.h>
 #include <asm/errno.h>
 #endif