Issue with incompatible pointer types when compiling ubuntu 20.04 and LTS 22.04 LTS

[scallipus]

make -C /lib/modules/5.15.0-46-generic/build M=/home/lloyd/tn40xx-driver-release-tn40xx-004 clean make[1]: Entering directory '/usr/src/linux-headers-5.15.0-46-generic' make[1]: Leaving directory '/usr/src/linux-headers-5.15.0-46-generic' Building kernel 5.15.0-46-generic resume supported make -C /lib/modules/5.15.0-46-generic/build M=/home/lloyd/tn40xx-driver-release-tn40xx-004 modules make[1]: Entering directory '/usr/src/linux-headers-5.15.0-46-generic' CC [M] /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.o /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.c:3877:25: warning: ‘struct kernel_ethtool_ringparam’ declared inside parameter list will not be visible outside of this definition or declaration 3877 | struct kernel_ethtool_ringparam kernel_ering, | ^~~~~~~~ /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.c:3898:25: warning: ‘struct kernel_ethtool_ringparam’ declared inside parameter list will not be visible outside of this definition or declaration 3898 | struct kernel_ethtool_ringparam kernel_ering, | ^~~~~~~~ /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.c: In function ‘bdx_ethtool_ops’: /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.c:4113:34: error: initialization of ‘void ()(struct net_device , struct ethtool_ringparam )’ from incompatible pointer type ‘void ()(struct net_device , struct ethtool_ringparam , struct kernel_ethtool_ringparam , struct netlink_ext_ack )’ [-Werror=incompatible-pointer-types] 4113 | .get_ringparam = bdx_get_ringparam, | ^~~~~ /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.c:4113:34: note: (near initialization for ‘bdx_ethtool_ops.get_ringparam’) /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.c:4114:34: error: initialization of ‘int ()(struct net_device , struct ethtool_ringparam )’ from incompatible pointer type ‘int ()(struct net_device , struct ethtool_ringparam , struct kernel_ethtool_ringparam , struct netlink_ext_ack )’ [-Werror=incompatible-pointer-types] 4114 | .set_ringparam = bdx_set_ringparam, | ^~~~~ /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.c:4114:34: note: (near initialization for ‘bdx_ethtool_ops.set_ringparam’) cc1: some warnings being treated as errors make[2]: [scripts/Makefile.build:297: /home/lloyd/tn40xx-driver-release-tn40xx-004/tn40.o] Error 1 make[1]: [Makefile:1881: /home/lloyd/tn40xx-driver-release-tn40xx-004] Error 2 make[1]: Leaving directory '/usr/src/linux-headers-5.15.0-46-generic' make: *** [Makefile:147: all] Error 2

Does anyone have any idea how to fix this?

[kalvdans]

Try https://github.com/acooks/tn40xx-driver/pull/48

[scallipus]

@kalvdans totally resolved the issue thanks for that link I don't know why I did not see it before

[acooks]

Fixed in release/tn40xx-006