From: Loic Pallardy <loic.pallardy@st.com>
Date: Tue, 31 Jan 2017 12:35:53 +0000 (+0100)
Subject: remoteproc: st: correct probe error management
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3e49ecf6b49c31b70235d260b957376c00265c1e;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

remoteproc: st: correct probe error management

Associated clock is prepared in st_rproc_parse_dt function.
it should be unprepared in case of error during probing.

Signed-off-by: Loic Pallardy <loic.pallardy@st.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---

diff --git a/drivers/remoteproc/st_remoteproc.c b/drivers/remoteproc/st_remoteproc.c
index f21787b602e3..1468ba213811 100644
--- a/drivers/remoteproc/st_remoteproc.c
+++ b/drivers/remoteproc/st_remoteproc.c
@@ -247,7 +247,7 @@ static int st_rproc_probe(struct platform_device *pdev)
 	enabled = st_rproc_state(pdev);
 	if (enabled < 0) {
 		ret = enabled;
-		goto free_rproc;
+		goto free_clk;
 	}
 
 	if (enabled) {
@@ -259,10 +259,12 @@ static int st_rproc_probe(struct platform_device *pdev)
 
 	ret = rproc_add(rproc);
 	if (ret)
-		goto free_rproc;
+		goto free_clk;
 
 	return 0;
 
+free_clk:
+	clk_unprepare(ddata->clk);
 free_rproc:
 	rproc_free(rproc);
 	return ret;