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[37.48.36.100]) by mx.google.com with ESMTPSA id t9sm12442274wjf.41.2014.09.22.07.16.30 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 22 Sep 2014 07:16:32 -0700 (PDT) From: Tomeu Vizoso To: Mike Turquette Subject: [PATCH v12 10/10] clk: Add docs about calling clk_put after clk_get_parent Date: Mon, 22 Sep 2014 16:15:53 +0200 Message-Id: <1411395353-3189-7-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1411395353-3189-1-git-send-email-tomeu.vizoso@collabora.com> References: <1411395124-2476-1-git-send-email-tomeu.vizoso@collabora.com> <1411395353-3189-1-git-send-email-tomeu.vizoso@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140922_071656_224258_C4C166D8 X-CRM114-Status: GOOD ( 10.06 ) X-Spam-Score: -0.7 (/) Cc: Tomeu Vizoso , Stephen Warren , Peter De Schrijver , linux-kernel@vger.kernel.org, tomasz.figa@gmail.com, rabin@rab.in, Thierry Reding , Javier Martinez Canillas , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_NONE,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP As otherwise the per-user clk will be leaked. Signed-off-by: Tomeu Vizoso --- drivers/clk/clk.c | 3 ++- include/linux/clk.h | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 5d23ff3..8f17b4e 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -1784,7 +1784,8 @@ EXPORT_SYMBOL_GPL(clk_provider_get_parent); * clk_get_parent - return the parent of a clk * @clk_user: the clk whose parent gets returned * - * Simply returns clk->parent. Returns NULL if clk is NULL. + * Simply returns clk->parent. Returns NULL if clk is NULL. Caller must call + * clk_put() to release the returned struct clk. */ struct clk *clk_get_parent(struct clk *clk_user) { diff --git a/include/linux/clk.h b/include/linux/clk.h index 066b100..4f54952 100644 --- a/include/linux/clk.h +++ b/include/linux/clk.h @@ -306,7 +306,8 @@ int clk_set_parent(struct clk *clk, struct clk *parent); * @clk: clock source * * Returns struct clk corresponding to parent clock source, or - * valid IS_ERR() condition containing errno. + * valid IS_ERR() condition containing errno. Caller must call + * clk_put() to release the returned struct clk. */ struct clk *clk_get_parent(struct clk *clk);