media: omap3isp: Fix memleak in isp_probe

[ Upstream commit d8fc21c17099635e8ebd986d042be65a6c6b5bd0 ]

When devm_ioremap_resource() fails, isp should be
freed just like other error paths in isp_probe.

Fixes: 8644cdf972dd6 ("[media] omap3isp: Replace many MMIO regions by two")
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index f41e0d08de93e6219bac147398eb6bf50b3409eb..4c6842202e47c281a8849a4736634ab5a3052d6c 100644 (file)
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -2388,8 +2388,10 @@ static int isp_probe(struct platform_device *pdev)
                mem = platform_get_resource(pdev, IORESOURCE_MEM, i);
                isp->mmio_base[map_idx] =
                        devm_ioremap_resource(isp->dev, mem);
-               if (IS_ERR(isp->mmio_base[map_idx]))
-                       return PTR_ERR(isp->mmio_base[map_idx]);
+               if (IS_ERR(isp->mmio_base[map_idx])) {
+                       ret = PTR_ERR(isp->mmio_base[map_idx]);
+                       goto error;
+               }
        }
 
        ret = isp_get_clocks(isp);