Messages in this thread Patch in this message | | | From | cgel.zte@gmail ... | Subject | [PATCH] scsi: lpfc: add NULL pointer check | Date | Mon, 28 Mar 2022 03:27:44 +0000 |
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From: Lv Ruyi <lv.ruyi@zte.com.cn>
kzalloc() is a memory allocation function which can return NULL when some internal memory errors happen. It is safer to check NULL pointer.
Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn> --- drivers/scsi/lpfc/lpfc_init.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index eed6464bd880..6cc8765b0a92 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -7159,6 +7159,8 @@ lpfc_sli4_cgn_params_read(struct lpfc_hba *phba) /* Find out if the FW has a new set of congestion parameters. */ len = sizeof(struct lpfc_cgn_param); pdata = kzalloc(len, GFP_KERNEL); + if (!pdata) + return -ENOMEM; ret = lpfc_read_object(phba, (char *)LPFC_PORT_CFG_NAME, pdata, len); -- 2.25.1
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