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target: fix pr_out length in iscsi_parse_pr_out_transport_id 

Old code in iscsi_parse_pr_out_transport_id() was obviously buggy
and effectively ignored the high byte.

Found by coverity.

Signed-off-by: Joern Engel <joern@logfs.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Joern Engel 2014-09-02 17:49:59 -04:00 committed by Nicholas Bellinger
parent 1481473b56
commit 68edbce4fb
1 changed files with 3 additions and 3 deletions
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6
drivers/target/target_core_fabric_lib.c
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@ -394,9 +394,9 @@ char *iscsi_parse_pr_out_transport_id(
* If the caller wants the TransportID Length, we set that value for the
* entire iSCSI Tarnsport ID now.
*/
if (out_tid_len != NULL) {
add_len = ((buf[2] >> 8) & 0xff);
add_len |= (buf[3] & 0xff);
if (out_tid_len) {
/* The shift works thanks to integer promotion rules */
add_len = (buf[2] << 8) | buf[3];
tid_len = strlen(&buf[4]);
tid_len += 4; /* Add four bytes for iSCSI Transport ID header */