[PATCH] xfrm: kconfig: Fix XFRM_OFFLOAD dependency on XFRM

[Ilia Lin]

If XFRM_OFFLOAD is configured, but XFRM is not, it will cause
compilation error on include xfrm.h:
 C 05:56:39 In file included from /src/linux/kernel_platform/msm-kernel/net/core/sock.c:127:
 C 05:56:39 /src/linux/kernel_platform/msm-kernel/include/net/xfrm.h:1932:30: error: no member named 'xfrm' in 'struct dst_entry'
 C 05:56:39         struct xfrm_state *x = dst->xfrm;
 C 05:56:39                                ~~~  ^

Making the XFRM_OFFLOAD select the XFRM.

Fixes: 48e01e001da31 ("ixgbe/ixgbevf: fix XFRM_ALGO dependency")
Reported-by: Ilia Lin <ilia.lin@xxxxxxxxxx>
Signed-off-by: Ilia Lin <ilia.lin@xxxxxxxxxx>
---
 net/xfrm/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/xfrm/Kconfig b/net/xfrm/Kconfig
index 3adf31a83a79a..3fc2c1bcb5bbe 100644
--- a/net/xfrm/Kconfig
+++ b/net/xfrm/Kconfig
@@ -10,6 +10,7 @@ config XFRM

 config XFRM_OFFLOAD
 	bool
+	select XFRM

 config XFRM_ALGO
 	tristate
--
2.25.1