[ldv-project] [PATCH] drivers: crypto: picoxcell_crypto: Fix potential race condition bug

[Herbert Xu]

On Tue, Aug 11, 2020 at 06:00:24PM +0530, madhuparnabhowmik10 at gmail.com wrote:
> From: Madhuparna Bhowmik <madhuparnabhowmik10 at gmail.com>
> 
> engine->stat_irq_thresh was initialized after device_create_file() in
> the probe function, the initialization may race with call to
> spacc_stat_irq_thresh_store() which updates engine->stat_irq_thresh,
> therefore initialize it before creating the file in probe function.
> 
> Found by Linux Driver Verification project (linuxtesting.org).
> 
> Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10 at gmail.com>
> ---
>  drivers/crypto/picoxcell_crypto.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt