Messages in this thread Patch in this message | | | From | Oleksij Rempel <> | Subject | [PATCH net-next v1 8/8] net: dsa: microchip: ksz8_r_dyn_mac_table(): use entries variable to signal 0 entries | Date | Tue, 2 Apr 2024 15:13:39 +0200 |
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We already have a variable to provide number of entries. So use it, instead of using error number.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> --- drivers/net/dsa/microchip/ksz8795.c | 24 +++++++----------------- 1 file changed, 7 insertions(+), 17 deletions(-)
diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 27dfcc645567d..813c701b71180 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -399,19 +399,11 @@ static int ksz8_valid_dyn_entry(struct ksz_device *dev, u8 *data) } while ((*data & masks[DYNAMIC_MAC_TABLE_NOT_READY]) && timeout); /* Entry is not ready for accessing. */ - if (*data & masks[DYNAMIC_MAC_TABLE_NOT_READY]) { + if (*data & masks[DYNAMIC_MAC_TABLE_NOT_READY]) return -ETIMEDOUT; - /* Entry is ready for accessing. */ - } else { - ret = ksz_read8(dev, regs[REG_IND_DATA_8], data); - if (ret) - return ret; - /* There is no valid entry in the table. */ - if (*data & masks[DYNAMIC_MAC_TABLE_MAC_EMPTY]) - return -ENXIO; - } - return 0; + /* Entry is ready for accessing. */ + return ksz_read8(dev, regs[REG_IND_DATA_8], data); } static int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr, u8 *mac_addr, @@ -439,13 +431,13 @@ static int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr, u8 *mac_addr, goto unlock_alu; ret = ksz8_valid_dyn_entry(dev, &data); - if (ret == -ENXIO) { - *entries = 0; + if (ret) goto unlock_alu; - } - if (ret) + if (data & masks[DYNAMIC_MAC_TABLE_MAC_EMPTY]) { + *entries = 0; goto unlock_alu; + } ret = ksz_read64(dev, regs[REG_IND_DATA_HI], &buf); if (ret) @@ -1212,8 +1204,6 @@ int ksz8_fdb_dump(struct ksz_device *dev, int port, ret = ksz8_r_dyn_mac_table(dev, i, mac, &fid, &src_port, &entries); - if (ret == -ENXIO) - return 0; if (ret) return ret; -- 2.39.2
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