36 lines
1.1 KiB
Diff
36 lines
1.1 KiB
Diff
commit c6b8191374d9ad064eb96423400a6314c2d0102e
|
|
Author: Kinglong Mee <kinglongmee@gmail.com>
|
|
Date: Tue Jun 30 14:12:38 2015 -0400
|
|
|
|
blkmapd: Fix infinite loop when reading serial
|
|
|
|
If (dev_id->ids & 0xf) < current_id, must updates pos when continue.
|
|
Otherwise an infinite loop.
|
|
|
|
No other places use the pos value, just move to the top of while.
|
|
|
|
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
|
|
Signed-off-by: Steve Dickson <steved@redhat.com>
|
|
|
|
diff --git a/utils/blkmapd/device-inq.c b/utils/blkmapd/device-inq.c
|
|
index c5bf71f..6b56b67 100644
|
|
--- a/utils/blkmapd/device-inq.c
|
|
+++ b/utils/blkmapd/device-inq.c
|
|
@@ -196,6 +196,8 @@ struct bl_serial *bldev_read_serial(int fd, const char *filename)
|
|
|
|
while (pos < (len - devid_len)) {
|
|
dev_id = (struct bl_dev_id *)&(dev_root->data[pos]);
|
|
+ pos += (dev_id->len + devid_len);
|
|
+
|
|
if ((dev_id->ids & 0xf) < current_id)
|
|
continue;
|
|
switch (dev_id->ids & 0xf) {
|
|
@@ -226,7 +228,6 @@ struct bl_serial *bldev_read_serial(int fd, const char *filename)
|
|
}
|
|
if (current_id == 3)
|
|
break;
|
|
- pos += (dev_id->len + devid_len);
|
|
}
|
|
out:
|
|
if (!serial_out)
|