litmus-rt.git - The LITMUS^RT kernel.

The LITMUS^RT kernel.

Bjoern Brandenburg

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author	Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>	2011-06-03 01:52:18 -0400
committer	David S. Miller <davem@davemloft.net>	2011-06-05 17:18:19 -0400
commit	5b446c6a7179513edcb34706088c4ce901b9a039 (patch)
tree	054aa4223fa8b005c491627e11a62ce59cfbc246 /drivers/net/phy/icplus.c
parent	54ff502c283b6cf77c95c05c99dbca40d910b17d (diff)

qlcnic: Avoid double free of skb in tx path

buffer->skb should be marked NULL to avoid double free of the skb. Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>

Diffstat (limited to 'drivers/net/phy/icplus.c')

0 files changed, 0 insertions, 0 deletions

t;linux/mm.h> #include <linux/mmzone.h> struct pglist_data *first_online_pgdat(void) { return NODE_DATA(first_online_node); } struct pglist_data *next_online_pgdat(struct pglist_data *pgdat) { int nid = next_online_node(pgdat->node_id); if (nid == MAX_NUMNODES) return NULL; return NODE_DATA(nid); } /* * next_zone - helper magic for for_each_zone() */ struct zone *next_zone(struct zone *zone) { pg_data_t *pgdat = zone->zone_pgdat; if (zone < pgdat->node_zones + MAX_NR_ZONES - 1) zone++; else { pgdat = next_online_pgdat(pgdat); if (pgdat) zone = pgdat->node_zones; else zone = NULL; } return zone; } static inline int zref_in_nodemask(struct zoneref *zref, nodemask_t *nodes) { #ifdef CONFIG_NUMA return node_isset(zonelist_node_idx(zref), *nodes); #else return 1; #endif /* CONFIG_NUMA */ } /* Returns the next zone at or below highest_zoneidx in a zonelist */ struct zoneref *next_zones_zonelist(struct zoneref *z, enum zone_type highest_zoneidx, nodemask_t *nodes, struct zone **zone) { /* * Find the next suitable zone to use for the allocation. * Only filter based on nodemask if it's set */ if (likely(nodes == NULL)) while (zonelist_zone_idx(z) > highest_zoneidx) z++; else while (zonelist_zone_idx(z) > highest_zoneidx || (z->zone && !zref_in_nodemask(z, nodes))) z++; *zone = zonelist_zone(z); return z; } #ifdef CONFIG_ARCH_HAS_HOLES_MEMORYMODEL int memmap_valid_within(unsigned long pfn, struct page *page, struct zone *zone) { if (page_to_pfn(page) != pfn) return 0; if (page_zone(page) != zone) return 0; return 1; } #endif /* CONFIG_ARCH_HAS_HOLES_MEMORYMODEL */


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