This patch fixes following sparse warning:

qm.c:345:33: warning: cast removes address space '<asn:2>' of expression
qm.c:359:20: warning: incorrect type in assignment (different base types)
qm.c:359:20:    expected restricted __le16 [usertype] w0
qm.c:359:20:    got int
qm.c:362:27: warning: incorrect type in assignment (different base types)
qm.c:362:27:    expected restricted __le16 [usertype] queue_num
qm.c:362:27:    got unsigned short [usertype] queue
qm.c:363:24: warning: incorrect type in assignment (different base types)
qm.c:363:24:    expected restricted __le32 [usertype] base_l
qm.c:363:24:    got unsigned int [usertype]
qm.c:364:24: warning: incorrect type in assignment (different base types)
qm.c:364:24:    expected restricted __le32 [usertype] base_h
qm.c:364:24:    got unsigned int [usertype]
qm.c:451:22: warning: restricted __le32 degrades to integer
qm.c:471:24: warning: restricted __le16 degrades to integer
......
qm.c:1617:19: warning: incorrect type in assignment (different base types)
qm.c:1617:19:    expected restricted __le32 [usertype] dw6
qm.c:1617:19:    got int
qm.c:1891:24: warning: incorrect type in return expression (different base types)
qm.c:1891:24:    expected int
qm.c:1891:24:    got restricted pci_ers_result_t
qm.c:1894:40: warning: incorrect type in return expression (different base types)
qm.c:1894:40:    expected int
qm.c:1894:40:    got restricted pci_ers_result_t
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>