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path: root/drivers/ieee1394/nodemgr.c
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Diffstat (limited to 'drivers/ieee1394/nodemgr.c')
-rw-r--r--drivers/ieee1394/nodemgr.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 29d833e71cb..05710c7c122 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -520,8 +520,11 @@ static ssize_t fw_show_drv_device_ids(struct device_driver *drv, char *buf)
char *scratch = buf;
driver = container_of(drv, struct hpsb_protocol_driver, driver);
+ id = driver->id_table;
+ if (!id)
+ return 0;
- for (id = driver->id_table; id->match_flags != 0; id++) {
+ for (; id->match_flags != 0; id++) {
int need_coma = 0;
if (id->match_flags & IEEE1394_MATCH_VENDOR_ID) {