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authorOlof Johansson <olof@lixom.net>2015-04-03 23:20:42 +0300
committerOlof Johansson <olof@lixom.net>2015-04-03 23:20:42 +0300
commit5602d12a861340e9ed2c17cdefc500fa12b52446 (patch)
tree2d2776ce7d159a3381b54034e51d36eb7007e50e /drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c
parent0a47acfa16a5043f5fad562abb8e3e4b53367a43 (diff)
parent27842bb18b004a2802f4b3221c79ce638c4bf6ee (diff)
downloadlinux-5602d12a861340e9ed2c17cdefc500fa12b52446.tar.xz
Merge tag 'qcom-cleanup-for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/galak/linux-qcom into next/cleanup
Merge "qcom cleanup changes for 4.1" from Kumar Gala: General cleanups for MSM/QCOM for 4.1 * Removal of mach-msm and associated drivers cleanups that have been ack'd by associated maintainers * tag 'qcom-cleanup-for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/galak/linux-qcom: mmc: Remove msm_sdcc driver gpio: Remove gpio-msm-v1 driver ARM: Remove mach-msm and associated ARM architecture code + Linux 4.0-rc3 Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c')
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c57
1 files changed, 29 insertions, 28 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c b/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c
index 9062a8434246..c308429dd9c7 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c
@@ -35,10 +35,10 @@ static inline unsigned int ipv6_clip_hash(struct clip_tbl *d, const u32 *key)
}
static unsigned int clip_addr_hash(struct clip_tbl *ctbl, const u32 *addr,
- int addr_len)
+ u8 v6)
{
- return addr_len == 4 ? ipv4_clip_hash(ctbl, addr) :
- ipv6_clip_hash(ctbl, addr);
+ return v6 ? ipv6_clip_hash(ctbl, addr) :
+ ipv4_clip_hash(ctbl, addr);
}
static int clip6_get_mbox(const struct net_device *dev,
@@ -78,23 +78,22 @@ int cxgb4_clip_get(const struct net_device *dev, const u32 *lip, u8 v6)
struct clip_entry *ce, *cte;
u32 *addr = (u32 *)lip;
int hash;
- int addr_len;
- int ret = 0;
+ int ret = -1;
if (!ctbl)
return 0;
- if (v6)
- addr_len = 16;
- else
- addr_len = 4;
-
- hash = clip_addr_hash(ctbl, addr, addr_len);
+ hash = clip_addr_hash(ctbl, addr, v6);
read_lock_bh(&ctbl->lock);
list_for_each_entry(cte, &ctbl->hash_list[hash], list) {
- if (addr_len == cte->addr_len &&
- memcmp(lip, cte->addr, cte->addr_len) == 0) {
+ if (cte->addr6.sin6_family == AF_INET6 && v6)
+ ret = memcmp(lip, cte->addr6.sin6_addr.s6_addr,
+ sizeof(struct in6_addr));
+ else if (cte->addr.sin_family == AF_INET && !v6)
+ ret = memcmp(lip, (char *)(&cte->addr.sin_addr),
+ sizeof(struct in_addr));
+ if (!ret) {
ce = cte;
read_unlock_bh(&ctbl->lock);
goto found;
@@ -111,15 +110,20 @@ int cxgb4_clip_get(const struct net_device *dev, const u32 *lip, u8 v6)
spin_lock_init(&ce->lock);
atomic_set(&ce->refcnt, 0);
atomic_dec(&ctbl->nfree);
- ce->addr_len = addr_len;
- memcpy(ce->addr, lip, addr_len);
list_add_tail(&ce->list, &ctbl->hash_list[hash]);
if (v6) {
+ ce->addr6.sin6_family = AF_INET6;
+ memcpy(ce->addr6.sin6_addr.s6_addr,
+ lip, sizeof(struct in6_addr));
ret = clip6_get_mbox(dev, (const struct in6_addr *)lip);
if (ret) {
write_unlock_bh(&ctbl->lock);
return ret;
}
+ } else {
+ ce->addr.sin_family = AF_INET;
+ memcpy((char *)(&ce->addr.sin_addr), lip,
+ sizeof(struct in_addr));
}
} else {
write_unlock_bh(&ctbl->lock);
@@ -140,19 +144,19 @@ void cxgb4_clip_release(const struct net_device *dev, const u32 *lip, u8 v6)
struct clip_entry *ce, *cte;
u32 *addr = (u32 *)lip;
int hash;
- int addr_len;
-
- if (v6)
- addr_len = 16;
- else
- addr_len = 4;
+ int ret = -1;
- hash = clip_addr_hash(ctbl, addr, addr_len);
+ hash = clip_addr_hash(ctbl, addr, v6);
read_lock_bh(&ctbl->lock);
list_for_each_entry(cte, &ctbl->hash_list[hash], list) {
- if (addr_len == cte->addr_len &&
- memcmp(lip, cte->addr, cte->addr_len) == 0) {
+ if (cte->addr6.sin6_family == AF_INET6 && v6)
+ ret = memcmp(lip, cte->addr6.sin6_addr.s6_addr,
+ sizeof(struct in6_addr));
+ else if (cte->addr.sin_family == AF_INET && !v6)
+ ret = memcmp(lip, (char *)(&cte->addr.sin_addr),
+ sizeof(struct in_addr));
+ if (!ret) {
ce = cte;
read_unlock_bh(&ctbl->lock);
goto found;
@@ -249,10 +253,7 @@ int clip_tbl_show(struct seq_file *seq, void *v)
for (i = 0 ; i < ctbl->clipt_size; ++i) {
list_for_each_entry(ce, &ctbl->hash_list[i], list) {
ip[0] = '\0';
- if (ce->addr_len == 16)
- sprintf(ip, "%pI6c", ce->addr);
- else
- sprintf(ip, "%pI4c", ce->addr);
+ sprintf(ip, "%pISc", &ce->addr);
seq_printf(seq, "%-25s %u\n", ip,
atomic_read(&ce->refcnt));
}