diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2024-12-02 19:17:03 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-01-10 09:52:44 +0100 |
| commit | a6e208736587648fc1eb8a4d832d90427586f367 (patch) | |
| tree | a876dca0d875ece710b210429a1b14ee182da141 | |
| parent | uio: Fix return value of poll (diff) | |
| download | linux-a6e208736587648fc1eb8a4d832d90427586f367.tar.gz linux-a6e208736587648fc1eb8a4d832d90427586f367.zip | |
uio: uio_dmem_genirq: check the return value of devm_kasprintf()
devm_kasprintf() can fail so check its return value and bail-out on no
memory.
Fixes: 52e2dc2ce2d8 ("uio: Convert a few more users to using %pOFn instead of device_node.name")
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20241202181703.28546-1-brgl@bgdev.pl
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/uio/uio_dmem_genirq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c index c70dd81bfc61..31aa75110ba5 100644 --- a/drivers/uio/uio_dmem_genirq.c +++ b/drivers/uio/uio_dmem_genirq.c @@ -167,6 +167,8 @@ static int uio_dmem_genirq_probe(struct platform_device *pdev) } uioinfo->name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%pOFn", pdev->dev.of_node); + if (!uioinfo->name) + return -ENOMEM; uioinfo->version = "devicetree"; } |