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net: dsa: mv88e6xxx: Fix memleak in mv88e6xxx_region_atu_snapshot

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When mv88e6xxx_fid_map return error, we lost free the table.

Fix it.

Fixes: bfb2554289 ("net: dsa: mv88e6xxx: Add devlink regions")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhangxiaoxu <zhangxiaoxu5@huawei.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20201109144416.1540867-1-zhangxiaoxu5@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
zhangxiaoxu 2020-11-09 09:44:16 -05:00 committed by Jakub Kicinski
parent 909172a149
commit 2bae900b94
1 changed files with 3 additions and 1 deletions
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4
drivers/net/dsa/mv88e6xxx/devlink.c
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@ -393,8 +393,10 @@ static int mv88e6xxx_region_atu_snapshot(struct devlink *dl,
mv88e6xxx_reg_lock(chip);
err = mv88e6xxx_fid_map(chip, fid_bitmap);
if (err)
if (err) {
kfree(table);
goto out;
}
while (1) {
fid = find_next_bit(fid_bitmap, MV88E6XXX_N_FID, fid + 1);