linux-kernel - Re: [PATCH -next] scsi: mpi3mr: Fix missing unlock on error

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Date:   Wed, 16 Jun 2021 19:16:24 +0530
From:   Kashyap Desai <kashyap.desai@...adcom.com>
To:     Yang Yingliang <yangyingliang@...wei.com>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>,
        linux-scsi <linux-scsi@...r.kernel.org>,
        "James E . J . Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Subject: Re: [PATCH -next] scsi: mpi3mr: Fix missing unlock on error

> Goto unlock path before return from function
> in the error handling case.
>
> Fixes: c9566231cfaf ("scsi: mpi3mr: Create operational request and reply queue pair")
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
> ---
>  drivers/scsi/mpi3mr/mpi3mr_fw.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
> index dbf116414855..8aea1c2ae712 100644
> --- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
> +++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
> @@ -1583,7 +1583,7 @@ static int mpi3mr_create_op_reply_q(struct mpi3mr_ioc *mrioc, u16 qidx)
>         if (mrioc->init_cmds.state & MPI3MR_CMD_PENDING) {
>                 retval = -1;
>                 ioc_err(mrioc, "CreateRepQ: Init command is in use\n");
> -               goto out;
> +               goto out_unlock;
>         }
>         mrioc->init_cmds.state = MPI3MR_CMD_PENDING;
>         mrioc->init_cmds.is_waiting = 1;
> @@ -1692,7 +1692,7 @@ static int mpi3mr_create_op_req_q(struct mpi3mr_ioc *mrioc, u16 idx,
>         if (mrioc->init_cmds.state & MPI3MR_CMD_PENDING) {
>                 retval = -1;
>                 ioc_err(mrioc, "CreateReqQ: Init command is in use\n");
> -               goto out;
> +               goto out_unlock;
>         }
>         mrioc->init_cmds.state = MPI3MR_CMD_PENDING;
>         mrioc->init_cmds.is_waiting = 1;

Acked-by: Kashyap Desai <kashyap.desai@...adcom.com>
> --
> 2.25.1
>

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