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| author |   Corentin LABBE <clabbe.montjoie@gmail.com> | 2017-09-20 20:42:48 +0200 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2017-10-07 12:10:35 +0800 |
| commit | 7d556931520e1e0df4c3e545ab8ba74046410c37 (patch) | |
| tree | 2ff27f55af9d3cfd0ab2d2e56c959dd493f5fcb3 /drivers/crypto/omap-des.c | |
| parent | crypto: stm32 - use of_device_get_match_data (diff) | |
| download | linux-dev-7d556931520e1e0df4c3e545ab8ba74046410c37.tar.xz linux-dev-7d556931520e1e0df4c3e545ab8ba74046410c37.zip | |
crypto: omap - use of_device_get_match_data
The usage of of_device_get_match_data reduce the code size a bit.
Furthermore, it prevents an improbable dereference when
of_match_device() return NULL.
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/omap-des.c')
| -rw-r--r-- | drivers/crypto/omap-des.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/crypto/omap-des.c b/drivers/crypto/omap-des.c index d37c9506c36c..ebc5c0f11f03 100644 --- a/drivers/crypto/omap-des.c +++ b/drivers/crypto/omap-des.c @@ -928,16 +928,13 @@ MODULE_DEVICE_TABLE(of, omap_des_of_match); static int omap_des_get_of(struct omap_des_dev *dd, struct platform_device *pdev) { - const struct of_device_id *match; - match = of_match_device(of_match_ptr(omap_des_of_match), &pdev->dev); - if (!match) { + dd->pdata = of_device_get_match_data(&pdev->dev); + if (!dd->pdata) { dev_err(&pdev->dev, "no compatible OF match\n"); return -EINVAL; } - dd->pdata = match->data; - return 0; } #else |