Commit 
5df4c8dbbc (MIPS: Wire up bpf syscall.) break the N32 build
because of a copy & paste error.
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Cc: John Crispin <john@phrozen.org>
Cc: Steven J. Hill <Steven.Hill@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: Fuxin Zhang <zhangfx@lemote.com>
Cc: Zhangjin Wu <wuzhangjin@gmail.com>
Patchwork: https://patchwork.linux-mips.org/patch/8390/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 #define __NR_seccomp                   (__NR_Linux + 316)
 #define __NR_getrandom                 (__NR_Linux + 317)
 #define __NR_memfd_create              (__NR_Linux + 318)
-#define __NR_memfd_create              (__NR_Linux + 319)
+#define __NR_bpf                       (__NR_Linux + 319)
 
 /*
  * Offset of the last N32 flavoured syscall