[PATCH] net: dsa: mv88e6xxx: Fix memleak in mv88e6xxx_region_atu_snapshot

[zhangxiaoxu]

When mv88e6xxx_fid_map return error, we lost free the table.

Fix it.

Fixes: bfb255428966 ("net: dsa: mv88e6xxx: Add devlink regions")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: zhangxiaoxu <zhangxiao...@huawei.com>
---
 drivers/net/dsa/mv88e6xxx/devlink.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dsa/mv88e6xxx/devlink.c 
b/drivers/net/dsa/mv88e6xxx/devlink.c
index 10cd1bfd81a0..ade04c036fd9 100644
--- a/drivers/net/dsa/mv88e6xxx/devlink.c
+++ b/drivers/net/dsa/mv88e6xxx/devlink.c
@@ -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);
-- 
2.25.4