[PATCH v4 9/9] kasan: separate report parts by empty lines

From: Andrey Konovalov
Date: Fri Mar 24 2017 - 15:37:00 EST


Makes the report easier to read.

Signed-off-by: Andrey Konovalov <andreyknvl@xxxxxxxxxx>
---
mm/kasan/report.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index 2368b8cf5f95..a79fc1036161 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c
@@ -218,7 +218,9 @@ static void describe_object(struct kmem_cache *cache, void *object,

if (cache->flags & SLAB_KASAN) {
print_track(&alloc_info->alloc_track, "Allocated");
+ pr_err("\n");
print_track(&alloc_info->free_track, "Freed");
+ pr_err("\n");
}

describe_object_addr(cache, object, addr);
@@ -229,6 +231,7 @@ static void print_address_description(void *addr)
struct page *page = addr_to_page(addr);

dump_stack();
+ pr_err("\n");

if (page && PageSlab(page)) {
struct kmem_cache *cache = page->slab_cache;
@@ -307,7 +310,9 @@ void kasan_report_double_free(struct kmem_cache *cache, void *object,

kasan_start_report(&flags);
pr_err("BUG: KASAN: double-free or invalid-free in %pS\n", ip);
+ pr_err("\n");
print_address_description(object);
+ pr_err("\n");
print_shadow_for_address(object);
kasan_end_report(&flags);
}
@@ -319,11 +324,13 @@ static void kasan_report_error(struct kasan_access_info *info)
kasan_start_report(&flags);

print_error_description(info);
+ pr_err("\n");

if (!addr_has_shadow(info)) {
dump_stack();
} else {
print_address_description((void *)info->access_addr);
+ pr_err("\n");
print_shadow_for_address(info->first_bad_addr);
}

--
2.12.1.578.ge9c3154ca4-goog