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(parent: bc197f5) | patch
crypto: qat - prevent underflow in rp2srv_store()
authorDan Carpenter <dan.carpenter@linaro.org>
Tue, 31 Oct 2023 08:58:32 +0000 (11:58 +0300)
committerHerbert Xu <herbert@gondor.apana.org.au>
Fri, 17 Nov 2023 11:16:29 +0000 (19:16 +0800)
commite53c741303a59ee1682e11f61b7772863e02526d
tree4e8e30e2313667ec5c5cee0d2b9e5b48e2f9e9actree | snapshot
parentbc197f5760025b61a33565301f4390886e0483dbcommit | diff
crypto: qat - prevent underflow in rp2srv_store()

The "ring" variable has an upper bounds check but nothing checks for
negatives.  This code uses kstrtouint() already and it was obviously
intended to be declared as unsigned int.  Make it so.

Fixes: dbc8876dd873 ("crypto: qat - add rp2svc sysfs attribute")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Acked-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/intel/qat/qat_common/adf_sysfs.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git