1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index c4d3d4131f01..51a12062ed36 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -283,7 +283,7 @@ static ssize_t fw_show_##class##_##td_kv (struct device *dev, struct device_attr
         memcpy(buf,                                                     \
                CSR1212_TEXTUAL_DESCRIPTOR_LEAF_DATA(class->td_kv),      \
                len);                                                    \
-        while ((buf + len - 1) == '\0')                                 \
+        while (buf[len - 1] == '\0')                                    \
                 len--;                                                  \
         buf[len++] = '\n';                                              \
         buf[len] = '\0';                                                \