Simplify driver probe and release function. Signed-off-by: Michal Simek <michal.si...@xilinx.com> Reviewed-by: Jingoo Han <jg1....@samsung.com> --- Changes in v3: - Remove the unnecessary OOM message
Changes in v2:
- Rebased on git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux.git
for-next
drivers/video/xilinxfb.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
index d12345f..c420328 100644
--- a/drivers/video/xilinxfb.c
+++ b/drivers/video/xilinxfb.c
@@ -368,8 +368,6 @@ err_fbmem:
devm_iounmap(dev, drvdata->regs);
err_region:
- kfree(drvdata);
-
return rc;
}
@@ -402,8 +400,6 @@ static int xilinxfb_release(struct device *dev)
dcr_unmap(drvdata->dcr_host, drvdata->dcr_len);
#endif
- kfree(drvdata);
-
return 0;
}
@@ -423,11 +419,9 @@ static int xilinxfb_of_probe(struct platform_device *pdev)
pdata = xilinx_fb_default_pdata;
/* Allocate the driver data region */
- drvdata = kzalloc(sizeof(*drvdata), GFP_KERNEL);
- if (!drvdata) {
- dev_err(&pdev->dev, "Couldn't allocate device private
record\n");
+ drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL);
+ if (!drvdata)
return -ENOMEM;
- }
/*
* To check whether the core is connected directly to DCR or BUS
@@ -451,7 +445,6 @@ static int xilinxfb_of_probe(struct platform_device *pdev)
drvdata->dcr_host = dcr_map(op->dev.of_node, start,
drvdata->dcr_len);
if (!DCR_MAP_OK(drvdata->dcr_host)) {
dev_err(&op->dev, "invalid DCR address\n");
- kfree(drvdata);
return -ENODEV;
}
}
--
1.8.2.3
pgpbzCkaiUL9t.pgp
Description: PGP signature
