diff options
| author | Corentin LABBE <clabbe.montjoie@gmail.com> | 2017-09-20 21:47:26 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-10-07 07:10:35 +0300 |
| commit | d9fa482e5913213c2686404238f7f9cdb14b6c6c (patch) | |
| tree | 9d9ef1b0815677d2f959d97177322d3de29017e5 /drivers/crypto | |
| parent | 7d556931520e1e0df4c3e545ab8ba74046410c37 (diff) | |
| download | linux-d9fa482e5913213c2686404238f7f9cdb14b6c6c.tar.xz | |
crypto: bcm - 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')
| -rw-r--r-- | drivers/crypto/bcm/cipher.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/crypto/bcm/cipher.c b/drivers/crypto/bcm/cipher.c index 1e7924b350a7..ce70b44d0fb6 100644 --- a/drivers/crypto/bcm/cipher.c +++ b/drivers/crypto/bcm/cipher.c @@ -4809,7 +4809,6 @@ static int spu_dt_read(struct platform_device *pdev) struct device *dev = &pdev->dev; struct spu_hw *spu = &iproc_priv.spu; struct resource *spu_ctrl_regs; - const struct of_device_id *match; const struct spu_type_subtype *matched_spu_type; struct device_node *dn = pdev->dev.of_node; int err, i; @@ -4817,14 +4816,12 @@ static int spu_dt_read(struct platform_device *pdev) /* Count number of mailbox channels */ spu->num_chan = of_count_phandle_with_args(dn, "mboxes", "#mbox-cells"); - match = of_match_device(of_match_ptr(bcm_spu_dt_ids), dev); - if (!match) { + matched_spu_type = of_device_get_match_data(dev); + if (!matched_spu_type) { dev_err(&pdev->dev, "Failed to match device\n"); return -ENODEV; } - matched_spu_type = match->data; - spu->spu_type = matched_spu_type->type; spu->spu_subtype = matched_spu_type->subtype; |