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>

1 files changed, 4 insertions, 2 deletions

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;