diff options
| author |   Tobias Klauser <tklauser@distanz.ch> | 2010-05-14 14:58:05 +1000 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2010-05-14 14:58:05 +1000 |
| commit | 5bdd5ded95b3188d58ba43ac801b8849cbea1b16 (patch) | |
| tree | 43365aa1aead72399ab2f74730a2213a8ee150a4 /drivers/crypto | |
| parent | crypto: omap - OMAP macros corrected (diff) | |
| download | linux-dev-5bdd5ded95b3188d58ba43ac801b8849cbea1b16.tar.xz linux-dev-5bdd5ded95b3188d58ba43ac801b8849cbea1b16.zip | |
crypto: mv_cesa - Use resource_size
Use the resource_size function instead of manually calculating the
resource size. This reduces the chance of introducing off-by-one errors.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/mv_cesa.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c index 18a436cafc10..e095422b58dd 100644 --- a/drivers/crypto/mv_cesa.c +++ b/drivers/crypto/mv_cesa.c @@ -1023,7 +1023,7 @@ static int mv_probe(struct platform_device *pdev) spin_lock_init(&cp->lock); crypto_init_queue(&cp->queue, 50); - cp->reg = ioremap(res->start, res->end - res->start + 1); + cp->reg = ioremap(res->start, resource_size(res)); if (!cp->reg) { ret = -ENOMEM; goto err; @@ -1034,7 +1034,7 @@ static int mv_probe(struct platform_device *pdev) ret = -ENXIO; goto err_unmap_reg; } - cp->sram_size = res->end - res->start + 1; + cp->sram_size = resource_size(res); cp->max_req_size = cp->sram_size - SRAM_CFG_SPACE; cp->sram = ioremap(res->start, cp->sram_size); if (!cp->sram) { |