net: mana: Use int to check the return value of mana_gd_poll_cq()

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mana_gd_poll_cq() may return -1 if an overflow error is detected (this
should never happen unless there is a bug in the driver or the hardware).

Fix the type of the variable "comp_read" by using int rather than u32.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: ca9c54d2d6 ("net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)")
Signed-off-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Dexuan Cui 2021-04-22 13:08:16 -07:00 • committed by David S. Miller

parent f80bd740cb

commit d90a94680b

2 changed files with 2 additions and 2 deletions

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2

drivers/net/ethernet/microsoft/mana/hw_channel.c

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2

drivers/net/ethernet/microsoft/mana/mana_en.c

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