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authorMatt Redfearn <matt.redfearn@imgtec.com>2016-03-29 10:35:32 +0200
committerRalf Baechle <ralf@linux-mips.org>2016-05-13 14:02:00 +0200
commitc983f0e8677d5d686ea81de13f9c9ac34f21a2a7 (patch)
tree3c7412369fbe45f41393515e48c44beb1921b614 /include/asm-generic/seccomp.h
parentMIPS: scall: Handle seccomp filters which redirect syscalls (diff)
downloadlinux-c983f0e8677d5d686ea81de13f9c9ac34f21a2a7.tar.xz
linux-c983f0e8677d5d686ea81de13f9c9ac34f21a2a7.zip
seccomp: Get compat syscalls from asm-generic header
Move retrieval of compat syscall numbers into inline function defined in asm-generic header so that arches may override it. [ralf@linux-mips.org: Resolve merge conflict.] Suggested-by: Paul Burton <paul.burton@imgtec.com> Signed-off-by: Matt Redfearn <matt.redfearn@imgtec.com> Acked-by: Kees Cook <keescook@chromium.org> Cc: IMG-MIPSLinuxKerneldevelopers@imgtec.com Cc: Arnd Bergmann <arnd@arndb.de> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Will Drewry <wad@chromium.org> Cc: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/12978/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-generic/seccomp.h')
-rw-r--r--include/asm-generic/seccomp.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asm-generic/seccomp.h b/include/asm-generic/seccomp.h
index c9ccafa0d99a..e74072d23e69 100644
--- a/include/asm-generic/seccomp.h
+++ b/include/asm-generic/seccomp.h
@@ -29,4 +29,18 @@
#define __NR_seccomp_sigreturn __NR_rt_sigreturn
#endif
+#ifdef CONFIG_COMPAT
+#ifndef get_compat_mode1_syscalls
+static inline const int *get_compat_mode1_syscalls(void)
+{
+ static const int mode1_syscalls_32[] = {
+ __NR_seccomp_read_32, __NR_seccomp_write_32,
+ __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32,
+ 0, /* null terminated */
+ };
+ return mode1_syscalls_32;
+}
+#endif
+#endif /* CONFIG_COMPAT */
+
#endif /* _ASM_GENERIC_SECCOMP_H */