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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id z11sm5125838pfc.181.2020.09.12.04.08.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 12 Sep 2020 04:08:27 -0700 (PDT) From: Kees Cook To: linux-kernel@vger.kernel.org Subject: [PATCH 06/15] selftests/seccomp: mips: Remove O32-specific macro Date: Sat, 12 Sep 2020 04:08:11 -0700 Message-Id: <20200912110820.597135-7-keescook@chromium.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200912110820.597135-1-keescook@chromium.org> References: <20200912110820.597135-1-keescook@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200912_070831_207438_5B1FAA46 X-CRM114-Status: GOOD ( 13.60 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thadeu Lima de Souza Cascardo , Will Drewry , Kees Cook , linux-xtensa@linux-xtensa.org, Michael Ellerman , linux-mips@vger.kernel.org, Andy Lutomirski , Max Filippov , linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Christian Brauner Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Instead of having the mips O32 macro special-cased, pull the logic into the SYSCALL_NUM() macro. Additionally include the ABI headers, since these appear to have been missing, leaving __NR_O32_Linux undefined. Signed-off-by: Kees Cook --- tools/testing/selftests/seccomp/seccomp_bpf.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c index cfa606d96086..aa1c224371d1 100644 --- a/tools/testing/selftests/seccomp/seccomp_bpf.c +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c @@ -1756,9 +1756,19 @@ TEST_F(TRACE_poke, getpid_runs_normally) # define SYSCALL_RET(_regs) (_regs).gprs[2] # define SYSCALL_NUM_RET_SHARE_REG #elif defined(__mips__) +# include +# include +# include # define ARCH_REGS struct pt_regs -# define SYSCALL_NUM(_regs) (_regs).regs[2] -# define SYSCALL_SYSCALL_NUM regs[4] +# define SYSCALL_NUM(_regs) \ + ({ \ + typeof((_regs).regs[2]) _nr; \ + if ((_regs).regs[2] == __NR_O32_Linux) \ + _nr = (_regs).regs[4]; \ + else \ + _nr = (_regs).regs[2]; \ + _nr; \ + }) # define SYSCALL_NUM_SET(_regs, _nr) \ do { \ if ((_regs).regs[2] == __NR_O32_Linux) \ @@ -1838,10 +1848,6 @@ int get_syscall(struct __test_metadata *_metadata, pid_t tracee) } #endif -#if defined(__mips__) - if (SYSCALL_NUM(regs) == __NR_O32_Linux) - return regs.SYSCALL_SYSCALL_NUM; -#endif return SYSCALL_NUM(regs); } -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel