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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2021-05-22 08:55:03 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-27 14:46:57 +0200 |
| commit | 9a3c72ee6ffcd461bae1bbdf4e71dca6d5bc160c (patch) | |
| tree | e58aeef27964d11be227e264e235766e01a61060 /drivers/misc/pvpanic | |
| parent | b647ceb5a13e0cbe2f47fcc939a87526e1debf10 (diff) | |
| download | linux-9a3c72ee6ffcd461bae1bbdf4e71dca6d5bc160c.tar.bz2 | |
misc/pvpanic-mmio: Fix error handling in 'pvpanic_mmio_probe()'
There is no error handling path in the probe function.
Switch to managed resource so that errors in the probe are handled easily
and simplify the remove function accordingly.
Fixes: b3c0f8774668 ("misc/pvpanic: probe multiple instances")
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/2a5dab18f10db783b27e0579ba66cc38d610734a.1621665058.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/pvpanic')
| -rw-r--r-- | drivers/misc/pvpanic/pvpanic-mmio.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/misc/pvpanic/pvpanic-mmio.c b/drivers/misc/pvpanic/pvpanic-mmio.c index 4c0841776087..69b31f7adf4f 100644 --- a/drivers/misc/pvpanic/pvpanic-mmio.c +++ b/drivers/misc/pvpanic/pvpanic-mmio.c @@ -93,7 +93,7 @@ static int pvpanic_mmio_probe(struct platform_device *pdev) return -EINVAL; } - pi = kmalloc(sizeof(*pi), GFP_ATOMIC); + pi = devm_kmalloc(dev, sizeof(*pi), GFP_ATOMIC); if (!pi) return -ENOMEM; @@ -114,7 +114,6 @@ static int pvpanic_mmio_remove(struct platform_device *pdev) struct pvpanic_instance *pi = dev_get_drvdata(&pdev->dev); pvpanic_remove(pi); - kfree(pi); return 0; } |