Merge branch 'dev' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

[pandora-kernel.git] / fs / signalfd.c

diff --git a/fs/signalfd.c b/fs/signalfd.c
index 7404730..492465b 100644 (file)
--- a/fs/signalfd.c
+++ b/fs/signalfd.c
@@ -98,6 +98,16 @@ static int signalfd_copyinfo(struct signalfd_siginfo __user *uinfo,
                err |= __put_user((long) kinfo->si_addr, &uinfo->ssi_addr);
 #ifdef __ARCH_SI_TRAPNO
                err |= __put_user(kinfo->si_trapno, &uinfo->ssi_trapno);
+#endif
+#ifdef BUS_MCEERR_AO
+               /* 
+                * Other callers might not initialize the si_lsb field,
+                * so check explicitly for the right codes here.
+                */
+               if (kinfo->si_code == BUS_MCEERR_AR ||
+                   kinfo->si_code == BUS_MCEERR_AO)
+                       err |= __put_user((short) kinfo->si_addr_lsb,
+                                         &uinfo->ssi_addr_lsb);
 #endif
                break;
        case __SI_CHLD: