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Date:   Wed, 6 May 2020 11:07:23 +0200 (CEST)
From:   Jan Engelhardt <jengelh@inai.de>
To:     Huang Qijun <dknightjun@gmail.com>
cc:     pablo@netfilter.org, kadlec@netfilter.org, fw@strlen.de,
        davem@davemloft.net, kuba@kernel.org, ast@kernel.org,
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        kpsingh@chromium.org, netfilter-devel@vger.kernel.org,
        coreteam@netfilter.org, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH] netfilter: fix make target xt_TCPMSS.o error.
In-Reply-To: <20200506065021.2881-1-dknightjun@gmail.com>
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On Wednesday 2020-05-06 08:50, Huang Qijun wrote:

>When compiling netfilter, there will be an error
>"No rule to make target 'net/netfilter/xt_TCPMSS.o'",
>because the xt_TCPMSS.c in the makefile is uppercase,
>and the file name of the source file (xt_tcpmss.c) is lowercase.

>-obj-$(CONFIG_NETFILTER_XT_TARGET_TCPMSS) += xt_TCPMSS.o
>+obj-$(CONFIG_NETFILTER_XT_TARGET_TCPMSS) += xt_tcpmss.o

Uhm, no:

11:07 a4:../net/netfilter » ls -l xt_*[Mm][Ss]*.c
-rw-r--r-- 1 jengelh users 8948 Feb 27 09:30 xt_TCPMSS.c
-rw-r--r-- 1 jengelh users 2459 Feb 27 09:30 xt_tcpmss.c