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authorArnd Bergmann <arnd@arndb.de>2017-02-28 22:12:04 +0100
committerDavid S. Miller <davem@davemloft.net>2017-03-07 21:25:24 +0100
commit0253f2681f4445e9003fb27dc743ef7d25e8f3b9 (patch)
tree2c223dc22c716b84746eef27fd7cea6045240d4f
parentdt: emac: document device-tree based phy discovery and setup (diff)
downloadlinux-0253f2681f4445e9003fb27dc743ef7d25e8f3b9.tar.xz
linux-0253f2681f4445e9003fb27dc743ef7d25e8f3b9.zip
net/mlx5e: add IPV6 dependency
The ethernet support now calls directly into the ipv6 core code, which fails if IPV6 is a loadable module but mlx5 is built-in: drivers/net/ethernet/mellanox/mlx5/core/en_tc.o: In function `mlx5e_create_encap_header_ipv6': en_tc.c:(.text.mlx5e_create_encap_header_ipv6+0x110): undefined reference to `ip6_route_output_flags' This adds a dependency to ensure that MLX5_CORE_EN can only be built if we are able link the kernel successfully. The downside is that the ethernet option can be hidden. Alternatively we could make MLX5_CORE depend on "IPV6 || !IPV6", which would force MLX5_CORE to be a module when IPV6 is, including in configurations where we don't use the ethernet support at all. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
index ddb4ca4ff930..117170014e88 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
+++ b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig
@@ -14,6 +14,7 @@ config MLX5_CORE
config MLX5_CORE_EN
bool "Mellanox Technologies ConnectX-4 Ethernet support"
depends on NETDEVICES && ETHERNET && PCI && MLX5_CORE
+ depends on IPV6=y || IPV6=n || MLX5_CORE=m
imply PTP_1588_CLOCK
default n
---help---