i2c: xgene-slimpro: Fix missing mbox_free_channel call in probe error path

Free requested mailbox channel before return error.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-xgene-slimpro.c b/drivers/i2c/busses/i2c-xgene-slimpro.c
index dcca707..1c9cb65 100644 (file)
--- a/drivers/i2c/busses/i2c-xgene-slimpro.c
+++ b/drivers/i2c/busses/i2c-xgene-slimpro.c
@@ -419,6 +419,7 @@ static int xgene_slimpro_i2c_probe(struct platform_device *pdev)
        rc = i2c_add_adapter(adapter);
        if (rc) {
                dev_err(&pdev->dev, "Adapter registeration failed\n");
+               mbox_free_channel(ctx->mbox_chan);
                return rc;
        }