From: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
[ Upstream commit fa9f443f7c962d072d150472e2bb77de39817a9a ]
Avoid some code duplication by moving the common error path
logic at fdp_open().
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Stable-dep-of: c766c90faf93 ("media: rcar_fdp1: Fix refcount leak in probe and remove function")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/media/platform/rcar_fdp1.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/media/platform/rcar_fdp1.c b/drivers/media/platform/rcar_fdp1.c
index 97bed45360f08..d6eee66c8dd49 100644
--- a/drivers/media/platform/rcar_fdp1.c
+++ b/drivers/media/platform/rcar_fdp1.c
@@ -2121,9 +2121,7 @@ static int fdp1_open(struct file *file)
if (ctx->hdl.error) {
ret = ctx->hdl.error;
- v4l2_ctrl_handler_free(&ctx->hdl);
- kfree(ctx);
- goto done;
+ goto error_ctx;
}
ctx->fh.ctrl_handler = &ctx->hdl;
@@ -2137,10 +2135,7 @@ static int fdp1_open(struct file *file)
if (IS_ERR(ctx->fh.m2m_ctx)) {
ret = PTR_ERR(ctx->fh.m2m_ctx);
-
- v4l2_ctrl_handler_free(&ctx->hdl);
- kfree(ctx);
- goto done;
+ goto error_ctx;
}
/* Perform any power management required */
@@ -2151,6 +2146,12 @@ static int fdp1_open(struct file *file)
dprintk(fdp1, "Created instance: %p, m2m_ctx: %p\n",
ctx, ctx->fh.m2m_ctx);
+ mutex_unlock(&fdp1->dev_mutex);
+ return 0;
+
+error_ctx:
+ v4l2_ctrl_handler_free(&ctx->hdl);
+ kfree(ctx);
done:
mutex_unlock(&fdp1->dev_mutex);
return ret;
--
2.39.2
