Message ID | 20201120112326.10350-9-t-kristo@ti.com |
---|---|
State | Changes Requested |
Delegated to: | Lokesh Vutla |
Headers | show
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Fri, 20 Nov 2020 05:23:52 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Fri, 20 Nov 2020 05:23:51 -0600 Received: from sokoban.bb.dnainternet.fi (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0AKBNZmp076324; Fri, 20 Nov 2020 05:23:50 -0600 From: Tero Kristo <t-kristo@ti.com> To: <u-boot@lists.denx.de>, <lokeshvutla@ti.com> CC: <trini@konsulko.com>, <lukma@denx.de>, <praneeth@ti.com>, <d-gerlach@ti.com> Subject: [PATCHv2 08/25] clk: do not attempt to fetch clock pointer with null device Date: Fri, 20 Nov 2020 13:23:09 +0200 Message-ID: <20201120112326.10350-9-t-kristo@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201120112326.10350-1-t-kristo@ti.com> References: <20201120112326.10350-1-t-kristo@ti.com> MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion <u-boot.lists.denx.de> List-Unsubscribe: <https://lists.denx.de/options/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=unsubscribe> List-Archive: <https://lists.denx.de/pipermail/u-boot/> List-Post: <mailto:u-boot@lists.denx.de> List-Help: <mailto:u-boot-request@lists.denx.de?subject=help> List-Subscribe: <https://lists.denx.de/listinfo/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=subscribe> Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" <u-boot-bounces@lists.denx.de> X-Virus-Scanned: clamav-milter 0.102.3 at phobos.denx.de X-Virus-Status: Clean |
Series |
J72xx: HSM rearch support series
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expand
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diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index 31c5997aea..a4b24b98e6 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -493,6 +493,8 @@ struct clk *clk_get_parent(struct clk *clk) return NULL; pdev = dev_get_parent(clk->dev); + if (!pdev) + return ERR_PTR(-ENODEV); pclk = dev_get_clk_ptr(pdev); if (!pclk) return ERR_PTR(-ENODEV);
Bail out early if device returned for the parent clock is null. This avoids warning prints like this when doing clk dump: dev_get_uclass_priv: null device Signed-off-by: Tero Kristo <t-kristo@ti.com> --- drivers/clk/clk-uclass.c | 2 ++ 1 file changed, 2 insertions(+)