crypto: ccp - Get a free page to use while fetching initial nonce

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dbc_dev_init() gets a free page from `GFP_KERNEL`, but if that page has
any data in it the first nonce request will fail.
This prevents dynamic boost control from probing. To fix this, explicitly
request a zeroed page with `__GFP_ZERO` to ensure first nonce fetch works.

Fixes: c04cf9e14f ("crypto: ccp - Add support for fetching a nonce for dynamic boost control")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

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Mario Limonciello 2023-08-29 10:07:55 -05:00 • committed by Herbert Xu

parent 7ba9858344

commit 53f7f779f4

1 changed files with 1 additions and 1 deletions

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drivers/crypto/ccp/dbc.c

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