diff options
-rw-r--r-- | net/core/gen_stats.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c index 92eaceb064d81e..8f21490355fa5b 100644 --- a/net/core/gen_stats.c +++ b/net/core/gen_stats.c @@ -26,9 +26,7 @@ static inline int gnet_stats_copy(struct gnet_dump *d, int type, void *buf, int size) { - if (type) - RTA_PUT(d->skb, type, size, buf); - + RTA_PUT(d->skb, type, size, buf); return 0; rtattr_failure: @@ -58,6 +56,8 @@ int gnet_stats_start_copy_compat(struct sk_buff *skb, int type, int tc_stats_type, int xstats_type, spinlock_t *lock, struct gnet_dump *d) { + memset(d, 0, sizeof(*d)); + spin_lock_bh(lock); d->lock = lock; if (type) @@ -65,12 +65,11 @@ gnet_stats_start_copy_compat(struct sk_buff *skb, int type, int tc_stats_type, d->skb = skb; d->compat_tc_stats = tc_stats_type; d->compat_xstats = xstats_type; - d->xstats = NULL; - if (d->compat_tc_stats) - memset(&d->tc_stats, 0, sizeof(d->tc_stats)); + if (d->tail) + return gnet_stats_copy(d, type, NULL, 0); - return gnet_stats_copy(d, type, NULL, 0); + return 0; } /** @@ -111,8 +110,11 @@ gnet_stats_copy_basic(struct gnet_dump *d, struct gnet_stats_basic *b) d->tc_stats.bytes = b->bytes; d->tc_stats.packets = b->packets; } - - return gnet_stats_copy(d, TCA_STATS_BASIC, b, sizeof(*b)); + + if (d->tail) + return gnet_stats_copy(d, TCA_STATS_BASIC, b, sizeof(*b)); + + return 0; } /** @@ -134,7 +136,10 @@ gnet_stats_copy_rate_est(struct gnet_dump *d, struct gnet_stats_rate_est *r) d->tc_stats.pps = r->pps; } - return gnet_stats_copy(d, TCA_STATS_RATE_EST, r, sizeof(*r)); + if (d->tail) + return gnet_stats_copy(d, TCA_STATS_RATE_EST, r, sizeof(*r)); + + return 0; } /** @@ -157,8 +162,11 @@ gnet_stats_copy_queue(struct gnet_dump *d, struct gnet_stats_queue *q) d->tc_stats.backlog = q->backlog; d->tc_stats.overlimits = q->overlimits; } - - return gnet_stats_copy(d, TCA_STATS_QUEUE, q, sizeof(*q)); + + if (d->tail) + return gnet_stats_copy(d, TCA_STATS_QUEUE, q, sizeof(*q)); + + return 0; } /** @@ -182,7 +190,10 @@ gnet_stats_copy_app(struct gnet_dump *d, void *st, int len) d->xstats_len = len; } - return gnet_stats_copy(d, TCA_STATS_APP, st, len); + if (d->tail) + return gnet_stats_copy(d, TCA_STATS_APP, st, len); + + return 0; } /** |