forked from TencentOS/TencentOS-kernel
[ Upstream commit af199a1a9cb02ec0194804bd46c174b6db262075 ]
The number of ports is incorrectly set to the maximum available for a DSA
switch. Even if the extra ports are not used, this causes some functions
to be called later, like port_disable() and port_stp_state_set(). If the
driver doesn't check the port index, it will end up modifying unknown
registers.
Fixes: b987e98e50ab ("dsa: add DSA switch driver for Microchip KSZ9477")
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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| .. | ||
| Kconfig | ||
| Makefile | ||
| ksz8795.c | ||
| ksz8795_reg.h | ||
| ksz8795_spi.c | ||
| ksz9477.c | ||
| ksz9477_i2c.c | ||
| ksz9477_reg.h | ||
| ksz9477_spi.c | ||
| ksz_common.c | ||
| ksz_common.h | ||