From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0BFAC1350C0; Mon, 15 Apr 2024 12:51:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713185470; cv=none; b=IrtC7DA6xnU4LQv3Rpz5U+MasUVRIwpsYwzVJkOb9xVC/cIYI9vcjJpvCp28KkiwoWaExgWFusYipQb7nYJ241hwYpeMcCuBGFlHaXl+YL7HzDqQywtjNQX8O7OGLRkgODj+fQVA5zlWCn3qQYo19vQXGQxMl0Rw+RtrFEjpn1U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713185470; c=relaxed/simple; bh=VUx+Ryq0/DaY8+8lA1oR+IfXPSFo+QmIcDIfSmWWue0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=lhD25jl1hqi4zafj+MQS93HpXCJkg5DtXa39Wd1G6wHqPdHYpLEx4Wg4npi61BFtH5nVXPCXyDwnUa13EkdJbSLL8FbSRMacgRnn7eFmsjmjJNKPN2VNzM5A/r41stzY9rUadlnV8KudKOzsRluxka7TuT6MI6HsOhO7UuUB+A4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kqMqGd5s; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kqMqGd5s" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9E805C32783; Mon, 15 Apr 2024 12:51:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1713185469; bh=VUx+Ryq0/DaY8+8lA1oR+IfXPSFo+QmIcDIfSmWWue0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kqMqGd5sfjqHyEp/w8uwdpJ/upZiDHgEX6Wc8BRrDy0uoI7uoc6cpYNYdV/xF3iDr /FQbX75DNsC4/HAHQQXPIDPY0oQm/8qRuhaWzhRkm9Yrd8Y/XiS/8IqIdJzFs/4m8h ctaP9ICeoVsVugUImCBwOKievrp9/BvDYp+HHm+1DVpVFSAjr1imMKnh+iFOxSpFF6 ga9bYAZIlSmbRbdT+uUxM06wR/DIWDvx0I9OFK2Pqasjji7+RN0gWenSaHmT11Q3mC Gh6hiT0QzNU+ydB47R4JtHX2vyxAgaj4Npn3VgtaxwxLZF5TP1BSBp6ZujVd3QfmXF O+fc6qQ70eT0w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Chen Ni , Damien Le Moal , Sasha Levin , linus.walleij@linaro.org, cassel@kernel.org, linux-ide@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 3/4] ata: sata_gemini: Check clk_enable() result Date: Mon, 15 Apr 2024 06:05:06 -0400 Message-ID: <20240415100510.3127774-3-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240415100510.3127774-1-sashal@kernel.org> References: <20240415100510.3127774-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.4.274 Content-Transfer-Encoding: 8bit From: Chen Ni [ Upstream commit e85006ae7430aef780cc4f0849692e266a102ec0 ] The call to clk_enable() in gemini_sata_start_bridge() can fail. Add a check to detect such failure. Signed-off-by: Chen Ni Signed-off-by: Damien Le Moal Signed-off-by: Sasha Levin --- drivers/ata/sata_gemini.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/ata/sata_gemini.c b/drivers/ata/sata_gemini.c index 6fd54e968d10a..1564472fd5d50 100644 --- a/drivers/ata/sata_gemini.c +++ b/drivers/ata/sata_gemini.c @@ -201,7 +201,10 @@ int gemini_sata_start_bridge(struct sata_gemini *sg, unsigned int bridge) pclk = sg->sata0_pclk; else pclk = sg->sata1_pclk; - clk_enable(pclk); + ret = clk_enable(pclk); + if (ret) + return ret; + msleep(10); /* Do not keep clocking a bridge that is not online */ -- 2.43.0