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-rw-r--r--drivers/media/platform/s3c-camif/camif-core.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/platform/s3c-camif/camif-core.c b/drivers/media/platform/s3c-camif/camif-core.c
index 0d0fab1a7b5e..b38574702fe9 100644
--- a/drivers/media/platform/s3c-camif/camif-core.c
+++ b/drivers/media/platform/s3c-camif/camif-core.c
@@ -341,10 +341,11 @@ static void camif_clk_put(struct camif_dev *camif)
int i;
for (i = 0; i < CLK_MAX_NUM; i++) {
- if (IS_ERR_OR_NULL(camif->clock[i]))
+ if (IS_ERR(camif->clock[i]))
continue;
clk_unprepare(camif->clock[i]);
clk_put(camif->clock[i]);
+ camif->clock[i] = ERR_PTR(-EINVAL);
}
}
@@ -352,6 +353,9 @@ static int camif_clk_get(struct camif_dev *camif)
{
int ret, i;
+ for (i = 1; i < CLK_MAX_NUM; i++)
+ camif->clock[i] = ERR_PTR(-EINVAL);
+
for (i = 0; i < CLK_MAX_NUM; i++) {
camif->clock[i] = clk_get(camif->dev, camif_clocks[i]);
if (IS_ERR(camif->clock[i])) {