- Fix ktrace leakage if error is set

PR: kern/163098 Submitted by: Loganaden Velvindron <loganaden@devio.us> Approved by: sbruno@ MFC after: 1 month
2011-12-08 03:20:38 +00:00 · 2011-12-08 03:20:38 +00:00 · 5a01b72672
commit 5a01b72672
parent b5828c5723
1 changed files with 1 additions and 1 deletions
--- a/sys/kern/kern_ktrace.c
+++ b/sys/kern/kern_ktrace.c
@ -478,7 +478,7 @@ ktrsysret(code, error, retval)
 	ktp = &req->ktr_data.ktr_sysret;
 	ktp->ktr_code = code;
 	ktp->ktr_error = error;
-	ktp->ktr_retval = retval;		/* what about val2 ? */
+	ktp->ktr_retval = ((error == 0) ? retval: 0);		/* what about val2 ? */
 	ktr_submitrequest(curthread, req);
 }