[Scst-svn] SF.net SVN: scst:[2422] trunk/scst/src/scst_targ.c

[<vl...@us...>]

Revision: 2422
          http://scst.svn.sourceforge.net/scst/?rev=2422&view=rev
Author:   vlnb
Date:     2010-10-18 18:39:00 +0000 (Mon, 18 Oct 2010)

Log Message:
-----------
Fix possible crash on ABORT TASK SET TM command

Modified Paths:
--------------
    trunk/scst/src/scst_targ.c

Modified: trunk/scst/src/scst_targ.c
===================================================================
--- trunk/scst/src/scst_targ.c	2010-10-18 18:31:03 UTC (rev 2421)
+++ trunk/scst/src/scst_targ.c	2010-10-18 18:39:00 UTC (rev 2422)
@@ -4853,8 +4853,12 @@
 
 	__scst_abort_task_set(mcmd, tgt_dev);
 
-	if (atomic_dec_and_test(&mcmd->origin_pr_cmd->pr_abort_counter->pr_aborting_cnt))
-		complete_all(&mcmd->origin_pr_cmd->pr_abort_counter->pr_aborting_cmpl);
+	if (mcmd->fn == SCST_PR_ABORT_ALL) {
+		struct scst_pr_abort_all_pending_mgmt_cmds_counter *pr_cnt =
+			mcmd->origin_pr_cmd->pr_abort_counter;
+		if (atomic_dec_and_test(&pr_cnt->pr_aborting_cnt))
+			complete_all(&pr_cnt->pr_aborting_cmpl);
+	}
 
 	tm_dbg_task_mgmt(mcmd->mcmd_tgt_dev->dev, "ABORT TASK SET/PR ABORT", 0);
 


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