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Wed, 4 Sep 2024 11:11:54 GMT Received: from [169.254.0.1] (10.80.80.8) by nasanex01b.na.qualcomm.com (10.46.141.250) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 4 Sep 2024 04:11:48 -0700 From: Vikram Sharma Date: Wed, 4 Sep 2024 16:40:09 +0530 Subject: [PATCH 03/10] media: qcom: camss: Fix potential crash if domain attach fails Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240904-camss_on_sc7280_rb3gen2_vision_v2_patches-v1-3-b18ddcd7d9df@quicinc.com> References: <20240904-camss_on_sc7280_rb3gen2_vision_v2_patches-v1-0-b18ddcd7d9df@quicinc.com> In-Reply-To: <20240904-camss_on_sc7280_rb3gen2_vision_v2_patches-v1-0-b18ddcd7d9df@quicinc.com> To: Robert Foss , Todor Tomov , "Bryan O'Donoghue" , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kapatrala Syed , Hariram Purushothaman , "Bjorn Andersson" , Konrad Dybcio , Hans Verkuil , , Catalin Marinas , Will Deacon CC: , , , , , Vikram Sharma , X-Mailer: b4 0.14.0 X-Developer-Signature: v=1; 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Fixes: d89751c61279 ("media: qcom: camss: Add support for named power-domains") CC: stable@vger.kernel.org Signed-off-by: Vikram Sharma --- drivers/media/platform/qcom/camss/camss.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c index d64985ca6e88..447b89d07e8a 100644 --- a/drivers/media/platform/qcom/camss/camss.c +++ b/drivers/media/platform/qcom/camss/camss.c @@ -2132,7 +2132,7 @@ static int camss_configure_pd(struct camss *camss) camss->res->pd_name); if (IS_ERR(camss->genpd)) { ret = PTR_ERR(camss->genpd); - goto fail_pm; + goto fail_pm_attach; } } @@ -2149,7 +2149,7 @@ static int camss_configure_pd(struct camss *camss) ret = -ENODEV; else ret = PTR_ERR(camss->genpd); - goto fail_pm; + goto fail_pm_attach; } camss->genpd_link = device_link_add(camss->dev, camss->genpd, DL_FLAG_STATELESS | DL_FLAG_PM_RUNTIME | @@ -2164,6 +2164,7 @@ static int camss_configure_pd(struct camss *camss) fail_pm: dev_pm_domain_detach(camss->genpd, true); +fail_pm_attach: return ret; }