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author | Hoang Huu Le <hoang.h.le@dektech.com.au> | 2021-03-11 06:33:23 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2021-03-12 05:06:54 +0300 |
commit | 97bc84bbd4de3c060b68aea4d546c7f21c4d6814 (patch) | |
tree | 0fef7cce61fe08b2deaa81156d2f8883661f481f /net/tipc/monitor.c | |
parent | 1980d37565061ab44bdc2f9e4da477d3b9752e81 (diff) | |
download | linux-97bc84bbd4de3c060b68aea4d546c7f21c4d6814.tar.xz |
tipc: clean up warnings detected by sparse
This patch fixes the following warning from sparse:
net/tipc/monitor.c:263:35: warning: incorrect type in assignment (different base types)
net/tipc/monitor.c:263:35: expected unsigned int
net/tipc/monitor.c:263:35: got restricted __be32 [usertype]
[...]
net/tipc/node.c:374:13: warning: context imbalance in 'tipc_node_read_lock' - wrong count at exit
net/tipc/node.c:379:13: warning: context imbalance in 'tipc_node_read_unlock' - unexpected unlock
net/tipc/node.c:384:13: warning: context imbalance in 'tipc_node_write_lock' - wrong count at exit
net/tipc/node.c:389:13: warning: context imbalance in 'tipc_node_write_unlock_fast' - unexpected unlock
net/tipc/node.c:404:17: warning: context imbalance in 'tipc_node_write_unlock' - unexpected unlock
[...]
net/tipc/crypto.c:1201:9: warning: incorrect type in initializer (different address spaces)
net/tipc/crypto.c:1201:9: expected struct tipc_aead [noderef] __rcu *__tmp
net/tipc/crypto.c:1201:9: got struct tipc_aead *
[...]
Acked-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Hoang Huu Le <hoang.h.le@dektech.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/monitor.c')
-rw-r--r-- | net/tipc/monitor.c | 63 |
1 files changed, 47 insertions, 16 deletions
diff --git a/net/tipc/monitor.c b/net/tipc/monitor.c index 48fac3b17e40..407619697292 100644 --- a/net/tipc/monitor.c +++ b/net/tipc/monitor.c @@ -104,6 +104,36 @@ static struct tipc_monitor *tipc_monitor(struct net *net, int bearer_id) const int tipc_max_domain_size = sizeof(struct tipc_mon_domain); +static inline u16 mon_cpu_to_le16(u16 val) +{ + return (__force __u16)htons(val); +} + +static inline u32 mon_cpu_to_le32(u32 val) +{ + return (__force __u32)htonl(val); +} + +static inline u64 mon_cpu_to_le64(u64 val) +{ + return (__force __u64)cpu_to_be64(val); +} + +static inline u16 mon_le16_to_cpu(u16 val) +{ + return ntohs((__force __be16)val); +} + +static inline u32 mon_le32_to_cpu(u32 val) +{ + return ntohl((__force __be32)val); +} + +static inline u64 mon_le64_to_cpu(u64 val) +{ + return be64_to_cpu((__force __be64)val); +} + /* dom_rec_len(): actual length of domain record for transport */ static int dom_rec_len(struct tipc_mon_domain *dom, u16 mcnt) @@ -260,16 +290,16 @@ static void mon_update_local_domain(struct tipc_monitor *mon) diff |= dom->members[i] != peer->addr; dom->members[i] = peer->addr; map_set(&dom->up_map, i, peer->is_up); - cache->members[i] = htonl(peer->addr); + cache->members[i] = mon_cpu_to_le32(peer->addr); } diff |= dom->up_map != prev_up_map; if (!diff) return; dom->gen = ++mon->dom_gen; - cache->len = htons(dom->len); - cache->gen = htons(dom->gen); - cache->member_cnt = htons(member_cnt); - cache->up_map = cpu_to_be64(dom->up_map); + cache->len = mon_cpu_to_le16(dom->len); + cache->gen = mon_cpu_to_le16(dom->gen); + cache->member_cnt = mon_cpu_to_le16(member_cnt); + cache->up_map = mon_cpu_to_le64(dom->up_map); mon_apply_domain(mon, self); } @@ -455,10 +485,11 @@ void tipc_mon_rcv(struct net *net, void *data, u16 dlen, u32 addr, struct tipc_mon_domain dom_bef; struct tipc_mon_domain *dom; struct tipc_peer *peer; - u16 new_member_cnt = ntohs(arrv_dom->member_cnt); + u16 new_member_cnt = mon_le16_to_cpu(arrv_dom->member_cnt); int new_dlen = dom_rec_len(arrv_dom, new_member_cnt); - u16 new_gen = ntohs(arrv_dom->gen); - u16 acked_gen = ntohs(arrv_dom->ack_gen); + u16 new_gen = mon_le16_to_cpu(arrv_dom->gen); + u16 acked_gen = mon_le16_to_cpu(arrv_dom->ack_gen); + u16 arrv_dlen = mon_le16_to_cpu(arrv_dom->len); bool probing = state->probing; int i, applied_bef; @@ -469,7 +500,7 @@ void tipc_mon_rcv(struct net *net, void *data, u16 dlen, u32 addr, return; if (dlen != dom_rec_len(arrv_dom, new_member_cnt)) return; - if ((dlen < new_dlen) || ntohs(arrv_dom->len) != new_dlen) + if (dlen < new_dlen || arrv_dlen != new_dlen) return; /* Synch generation numbers with peer if link just came up */ @@ -517,9 +548,9 @@ void tipc_mon_rcv(struct net *net, void *data, u16 dlen, u32 addr, dom->len = new_dlen; dom->gen = new_gen; dom->member_cnt = new_member_cnt; - dom->up_map = be64_to_cpu(arrv_dom->up_map); + dom->up_map = mon_le64_to_cpu(arrv_dom->up_map); for (i = 0; i < new_member_cnt; i++) - dom->members[i] = ntohl(arrv_dom->members[i]); + dom->members[i] = mon_le32_to_cpu(arrv_dom->members[i]); /* Update peers affected by this domain record */ applied_bef = peer->applied; @@ -548,19 +579,19 @@ void tipc_mon_prep(struct net *net, void *data, int *dlen, if (likely(state->acked_gen == gen)) { len = dom_rec_len(dom, 0); *dlen = len; - dom->len = htons(len); - dom->gen = htons(gen); - dom->ack_gen = htons(state->peer_gen); + dom->len = mon_cpu_to_le16(len); + dom->gen = mon_cpu_to_le16(gen); + dom->ack_gen = mon_cpu_to_le16(state->peer_gen); dom->member_cnt = 0; return; } /* Send the full record */ read_lock_bh(&mon->lock); - len = ntohs(mon->cache.len); + len = mon_le16_to_cpu(mon->cache.len); *dlen = len; memcpy(data, &mon->cache, len); read_unlock_bh(&mon->lock); - dom->ack_gen = htons(state->peer_gen); + dom->ack_gen = mon_cpu_to_le16(state->peer_gen); } void tipc_mon_get_state(struct net *net, u32 addr, |