net: stmmac: ptp: fix potentially overflowing expression
authorXiaoliang Yang <xiaoliang.yang_1@nxp.com>
Thu, 23 Dec 2021 07:39:28 +0000 (15:39 +0800)
committerJakub Kicinski <kuba@kernel.org>
Thu, 23 Dec 2021 17:45:55 +0000 (09:45 -0800)
commiteccffcf4657ab9a148faaa0eb354d2a091caf552
treee5aa871658d6d56d26c3bdd1c8664ac0b75534c2
parentae2778a64724f77fd6cad674461a045fb3307df7
net: stmmac: ptp: fix potentially overflowing expression

Convert the u32 variable to type u64 in a context where expression of
type u64 is required to avoid potential overflow.

Fixes: e9e3720002f6 ("net: stmmac: ptp: update tas basetime after ptp adjust")
Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
Link: https://lore.kernel.org/r/20211223073928.37371-1-xiaoliang.yang_1@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c