[DTV00857290][[DTV][Coverity Scanned Code Defect] 15367: Out-of-bounds write]

[Description]
Fix coverity defects under common/
 - CID#2190667 "UNINIT" in wlan_lib.c:7554
 - CID#2190596 "RESOURCE_LEAK" in wlan_oid.c:4410
 - CID#361521 "OVERRUN" in wlan_lib.c:6473
 - CID#361491 "FORWARD_NULL" in wlan_lib.c:5212
 - CID#84401 "UNINIT" in wlan_lib.c:5212
 - CID#72549 "REVERSE_INULL" in wlan_lib.c:6016
 - CID#69867 "DEADCODE" in wlan_lib.c:8528
 - CID#16680 "UNREACHABLE" in wlan_p2p.c:1462
 - CID#15207 "DEADCODE" in dump.c:231
 - CID#15125 "DEADCODE" in dump.c:363

Change-Id: I19ccd4d8837beb5c26523d74756e75093df4704a
Signed-off-by: Neil Chen <yn.chen@mediatek.com>
CR-Id: DTV00857290
(cherry picked from commit eabf5f927d149683412440f7e3499017363da864)
5 files changed