PCI: histb: Fix error path of histb_pcie_host_enable()

If clk_prepare_enable() call fails on a particular clock, we should not
call clk_disable_unprepare() on this clock, but on the clocks that
succeed from clk_prepare_enable() previously.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>

1 files changed, 3 insertions, 4 deletions

diff --git a/drivers/pci/dwc/pcie-histb.c b/drivers/pci/dwc/pcie-histb.c
index 70b5c0b108bf..17ed604f5741 100644
--- a/drivers/pci/dwc/pcie-histb.c
+++ b/drivers/pci/dwc/pcie-histb.c
@@ -276,13 +276,12 @@ static int histb_pcie_host_enable(struct pcie_port *pp)
         return 0;
 
 err_aux_clk:
-        clk_disable_unprepare(hipcie->aux_clk);
-err_pipe_clk:
         clk_disable_unprepare(hipcie->pipe_clk);
-err_sys_clk:
+err_pipe_clk:
         clk_disable_unprepare(hipcie->sys_clk);
-err_bus_clk:
+err_sys_clk:
         clk_disable_unprepare(hipcie->bus_clk);
+err_bus_clk:
 
         return ret;
 }