New subject: [PATCH RESEND v3 2/2] scsi: qedf: Add check for bdt_info

5 Feb 2025

Replace kmalloc_array() with kcalloc() to avoid old (dirty) data being
used/freed.
Fixes: 61d8658b4a43 ("scsi: qedf: Add QLogic FastLinQ offload FCoE driver framework.")
Cc: stable@vger.kernel.org # v5.10+
Signed-off-by: Jiasheng Jiang jiashengjiangcool@gmail.com
---
Changelog:
v2 -> v3:
1. Remove the check for bdt_info.
v1 -> v2:
1. Replace kzalloc() with kcalloc().
---
 drivers/scsi/qedf/qedf_io.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c
index fcfc3bed02c6..d52057b97a4f 100644
--- a/drivers/scsi/qedf/qedf_io.c
+++ b/drivers/scsi/qedf/qedf_io.c
@@ -254,9 +254,7 @@ struct qedf_cmd_mgr *qedf_cmd_mgr_alloc(struct qedf_ctx *qedf)
    }
/* Allocate pool of io_bdts - one for each qedf_ioreq */
-	cmgr->io_bdt_pool = kmalloc_array(num_ios, sizeof(struct io_bdt *),
-	    GFP_KERNEL);
-
+	cmgr->io_bdt_pool = kcalloc(num_ios, sizeof(*cmgr->io_bdt_pool), GFP_KERNEL);
    if (!cmgr->io_bdt_pool) {
    	QEDF_WARN(&(qedf->dbg_ctx), "Failed to alloc io_bdt_pool.\n");
    	goto mem_err;
-- 
2.25.1



    

[PATCH RESEND v3 1/2] scsi: qedf: Replace kmalloc_array() with kcalloc()