__vmalloc_area_node() calls vfree() on error path, which in turn calls kmemleak_free(), but area is not yet accounted by kmemleak_vmalloc().
Signed-off-by: Roman Penyaev <[email protected]> Cc: Andrew Morton <[email protected]> Cc: Michal Hocko <[email protected]> Cc: Andrey Ryabinin <[email protected]> Cc: Joe Perches <[email protected]> Cc: "Luis R. Rodriguez" <[email protected]> Cc: [email protected] Cc: [email protected] --- mm/vmalloc.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 2cd24186ba84..dc6a62bca503 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -1565,6 +1565,14 @@ void vfree_atomic(const void *addr) __vfree_deferred(addr); } +static void __vfree(const void *addr) +{ + if (unlikely(in_interrupt())) + __vfree_deferred(addr); + else + __vunmap(addr, 1); +} + /** * vfree - release memory allocated by vmalloc() * @addr: memory base address @@ -1591,10 +1599,8 @@ void vfree(const void *addr) if (!addr) return; - if (unlikely(in_interrupt())) - __vfree_deferred(addr); - else - __vunmap(addr, 1); + + __vfree(addr); } EXPORT_SYMBOL(vfree); @@ -1709,7 +1715,7 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask, warn_alloc(gfp_mask, NULL, "vmalloc: allocation failure, allocated %ld of %ld bytes", (area->nr_pages*PAGE_SIZE), area->size); - vfree(area->addr); + __vfree(area->addr); return NULL; } -- 2.19.1
