1 files changed, 1 insertions, 1 deletions

diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c
index 7596e1e94cde..7f65e71bf859 100644
--- a/fs/binfmt_aout.c
+++ b/fs/binfmt_aout.c
@@ -115,7 +115,7 @@ static int aout_core_dump(long signr, struct pt_regs *regs, struct file *file, u
         current->flags |= PF_DUMPCORE;
         strncpy(dump.u_comm, current->comm, sizeof(dump.u_comm));
 #ifndef __sparc__
-        dump.u_ar0 = (void *)(((unsigned long)(&dump.regs)) - ((unsigned long)(&dump)));
+        dump.u_ar0 = offsetof(struct user, regs);
 #endif
         dump.signal = signr;
         dump_thread(regs, &dump);