From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: Bhaumik Bhatt <bbhatt@codeaurora.org>
Cc: jhugo@codeaurora.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org, hemantk@codeaurora.org,
ath11k@lists.infradead.org, kvalo@codeaurora.org
Subject: Re: [PATCH] ath11k: use MHI provided APIs to allocate and free MHI controller
Date: Tue, 17 Nov 2020 09:06:48 +0530 [thread overview]
Message-ID: <20201117033648.GA7787@work> (raw)
In-Reply-To: <1605571300-4438-1-git-send-email-bbhatt@codeaurora.org>
+ath11k list
On Mon, Nov 16, 2020 at 04:01:40PM -0800, Bhaumik Bhatt wrote:
> Use MHI provided APIs to allocate and free MHI controller to
> improve MHI host driver handling. This also fixes a memory leak
> as the MHI controller was allocated but never freed.
>
> Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Thanks,
Mani
> ---
> drivers/net/wireless/ath/ath11k/mhi.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
> index aded9a7..1c9d9dc 100644
> --- a/drivers/net/wireless/ath/ath11k/mhi.c
> +++ b/drivers/net/wireless/ath/ath11k/mhi.c
> @@ -218,7 +218,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
> struct mhi_controller *mhi_ctrl;
> int ret;
>
> - mhi_ctrl = kzalloc(sizeof(*mhi_ctrl), GFP_KERNEL);
> + mhi_ctrl = mhi_alloc_controller();
> if (!mhi_ctrl)
> return -ENOMEM;
>
> @@ -234,7 +234,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
> ret = ath11k_mhi_get_msi(ab_pci);
> if (ret) {
> ath11k_err(ab, "failed to get msi for mhi\n");
> - kfree(mhi_ctrl);
> + mhi_free_controller(mhi_ctrl);
> return ret;
> }
>
> @@ -252,7 +252,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
> ret = mhi_register_controller(mhi_ctrl, &ath11k_mhi_config);
> if (ret) {
> ath11k_err(ab, "failed to register to mhi bus, err = %d\n", ret);
> - kfree(mhi_ctrl);
> + mhi_free_controller(mhi_ctrl);
> return ret;
> }
>
> @@ -265,6 +265,7 @@ void ath11k_mhi_unregister(struct ath11k_pci *ab_pci)
>
> mhi_unregister_controller(mhi_ctrl);
> kfree(mhi_ctrl->irq);
> + mhi_free_controller(mhi_ctrl);
> }
>
> static char *ath11k_mhi_state_to_str(enum ath11k_mhi_state mhi_state)
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
--
ath11k mailing list
ath11k@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/ath11k
WARNING: multiple messages have this Message-ID (diff)
From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: Bhaumik Bhatt <bbhatt@codeaurora.org>
Cc: kvalo@codeaurora.org, linux-arm-msm@vger.kernel.org,
hemantk@codeaurora.org, jhugo@codeaurora.org,
linux-kernel@vger.kernel.org, ath11k@lists.infradead.org
Subject: Re: [PATCH] ath11k: use MHI provided APIs to allocate and free MHI controller
Date: Tue, 17 Nov 2020 09:06:48 +0530 [thread overview]
Message-ID: <20201117033648.GA7787@work> (raw)
In-Reply-To: <1605571300-4438-1-git-send-email-bbhatt@codeaurora.org>
+ath11k list
On Mon, Nov 16, 2020 at 04:01:40PM -0800, Bhaumik Bhatt wrote:
> Use MHI provided APIs to allocate and free MHI controller to
> improve MHI host driver handling. This also fixes a memory leak
> as the MHI controller was allocated but never freed.
>
> Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Thanks,
Mani
> ---
> drivers/net/wireless/ath/ath11k/mhi.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
> index aded9a7..1c9d9dc 100644
> --- a/drivers/net/wireless/ath/ath11k/mhi.c
> +++ b/drivers/net/wireless/ath/ath11k/mhi.c
> @@ -218,7 +218,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
> struct mhi_controller *mhi_ctrl;
> int ret;
>
> - mhi_ctrl = kzalloc(sizeof(*mhi_ctrl), GFP_KERNEL);
> + mhi_ctrl = mhi_alloc_controller();
> if (!mhi_ctrl)
> return -ENOMEM;
>
> @@ -234,7 +234,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
> ret = ath11k_mhi_get_msi(ab_pci);
> if (ret) {
> ath11k_err(ab, "failed to get msi for mhi\n");
> - kfree(mhi_ctrl);
> + mhi_free_controller(mhi_ctrl);
> return ret;
> }
>
> @@ -252,7 +252,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
> ret = mhi_register_controller(mhi_ctrl, &ath11k_mhi_config);
> if (ret) {
> ath11k_err(ab, "failed to register to mhi bus, err = %d\n", ret);
> - kfree(mhi_ctrl);
> + mhi_free_controller(mhi_ctrl);
> return ret;
> }
>
> @@ -265,6 +265,7 @@ void ath11k_mhi_unregister(struct ath11k_pci *ab_pci)
>
> mhi_unregister_controller(mhi_ctrl);
> kfree(mhi_ctrl->irq);
> + mhi_free_controller(mhi_ctrl);
> }
>
> static char *ath11k_mhi_state_to_str(enum ath11k_mhi_state mhi_state)
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
next prev parent reply other threads:[~2020-11-17 3:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-17 0:01 [PATCH] ath11k: use MHI provided APIs to allocate and free MHI controller Bhaumik Bhatt
2020-11-17 3:36 ` Manivannan Sadhasivam [this message]
2020-11-17 3:36 ` Manivannan Sadhasivam
2020-11-17 7:14 ` Kalle Valo
2020-11-17 7:14 ` Kalle Valo
2020-11-17 17:17 ` Bhaumik Bhatt
2020-11-17 17:17 ` Bhaumik Bhatt
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