[PATCH net] crypto/chcr: Add missing include file <linux/highmem.h>

[YueHaibing]

drivers/crypto/chelsio/chcr_ktls.c: In function âchcr_short_record_handlerâ:
drivers/crypto/chelsio/chcr_ktls.c:1770:12: error: implicit declaration of function âkmap_atomicâ;
 did you mean âin_atomicâ? [-Werror=implicit-function-declaration]
    vaddr = kmap_atomic(skb_frag_page(f));
            ^~~~~~~~~~~

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Fixes: dc05f3df8fac ("chcr: Handle first or middle part of record")
Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 drivers/crypto/chelsio/chcr_ktls.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/crypto/chelsio/chcr_ktls.c b/drivers/crypto/chelsio/chcr_ktls.c
index 73658b71d4a3..cd1769ecdc1c 100644
--- a/drivers/crypto/chelsio/chcr_ktls.c
+++ b/drivers/crypto/chelsio/chcr_ktls.c
@@ -2,6 +2,7 @@
 /* Copyright (C) 2020 Chelsio Communications.  All rights reserved. */
 
 #ifdef CONFIG_CHELSIO_TLS_DEVICE
+#include <linux/highmem.h>
 #include "chcr_ktls.h"
 #include "clip_tbl.h"
 
-- 
2.17.1