Jiasheng Jiang 78fb8c9992 rxrpc: Fix _usecs_to_jiffies() by using usecs_to_jiffies()
[ Upstream commit acde891c243c1ed85b19d4d5042bdf00914f5739 ]

Directly using _usecs_to_jiffies() might be unsafe, so it's
better to use usecs_to_jiffies() instead.
Because we can see that the result of _usecs_to_jiffies()
could be larger than MAX_JIFFY_OFFSET values without the
check of the input.

Fixes: c410bf01933e ("Fix the excessive initial retransmission timeout")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-11-18 14:04:03 +01:00
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