From 59bedbccb5d27356a808f9451a3fb25adb093cc9 Mon Sep 17 00:00:00 2001 From: "John L. Hammond" Date: Sat, 28 Jan 2017 19:05:15 -0500 Subject: [PATCH] staging: lustre: mdc: avoid returning freed request In mdc_close() if ptlrpc_request_pack() fails then set req to NULL so that an already freed request is not returned in *request. Signed-off-by: John L. Hammond Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-8811 Reviewed-on: https://review.whamcloud.com/23843 Reviewed-by: Patrick Farrell Reviewed-by: Andreas Dilger Signed-off-by: James Simmons Signed-off-by: Greg Kroah-Hartman --- drivers/staging/lustre/lustre/mdc/mdc_request.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/staging/lustre/lustre/mdc/mdc_request.c b/drivers/staging/lustre/lustre/mdc/mdc_request.c index b41f1ddf72cd..6bc2fb858680 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_request.c +++ b/drivers/staging/lustre/lustre/mdc/mdc_request.c @@ -762,6 +762,7 @@ static int mdc_close(struct obd_export *exp, struct md_op_data *op_data, rc = ptlrpc_request_pack(req, LUSTRE_MDS_VERSION, MDS_CLOSE); if (rc) { ptlrpc_request_free(req); + req = NULL; goto out; } -- 2.20.1