The lock pdata->i2c_mutex is not released if the function return in
these two patched branches, which may lead to deadlock problem if
this lock is acquired again.
Bugzilla ID: 777
Fixes: 4ac7516b8b39 ("net/axgbe: add phy init and related APIs")
Cc: stable@dpdk.org
Signed-off-by: Chengfeng Ye <cyeaa@connect.ust.hk>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>