bnxt: avoid overflow in bnxt_get_nvram_directory()

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The value of an arithmetic expression is subject
of possible overflow due to a failure to cast operands to a larger data
type before performing arithmetic. Used macro for multiplication instead
operator for avoiding overflow.

Found by Security Code and Linux Verification
Center (linuxtesting.org) with SVACE.

Signed-off-by: Maxim Korotkov <korotkov.maxim.s@gmail.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Link: https://lore.kernel.org/r/20230309174347.3515-1-korotkov.maxim.s@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

...

This commit is contained in:

Maxim Korotkov 2023-03-09 20:43:47 +03:00 • committed by Jakub Kicinski

parent be50da3e9d

commit 7c6dddc239

1 changed files with 1 additions and 1 deletions

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drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c

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