GFS2: Fix page_mkwrite() return code

commit e56985da455b9dc0591b8cb2006cc94b6f4fb0f4 upstream

This allows for the possibility of returning VM_FAULT_OOM as
well as VM_FAULT_SIGBUS. This ensures that the correct action
is taken.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Cc: Nick Piggin <npiggin@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
index 227132473a394186b0aeb2e2d7cc55690ea3b1eb..641c43bad739f17b308223b556835142544d9f4e 100644 (file)
--- a/fs/gfs2/ops_file.c
+++ b/fs/gfs2/ops_file.c
@@ -412,7 +412,9 @@ out_unlock:
        gfs2_glock_dq(&gh);
 out:
        gfs2_holder_uninit(&gh);
-       if (ret)
+       if (ret == -ENOMEM)
+               ret = VM_FAULT_OOM;
+       else if (ret)
                ret = VM_FAULT_SIGBUS;
        return ret;
 }