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kasan: use %px to print addresses instead of %p

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Pointers printed with %p are now hashed by default. Kasan needs the
actual address. We can use the new printk specifier %px for this
purpose.

Use %px instead of %p to print addresses.

Signed-off-by: Tobin C. Harding <me@tobin.cc>
This commit is contained in:
Tobin C. Harding 2017-11-01 15:32:22 +11:00
parent 7b1924a1d9
commit 6424f6bb43
1 changed files with 4 additions and 4 deletions
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8
mm/kasan/report.c
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@ -134,7 +134,7 @@ static void print_error_description(struct kasan_access_info *info)
pr_err("BUG: KASAN: %s in %pS\n",
bug_type, (void *)info->ip);
pr_err("%s of size %zu at addr %p by task %s/%d\n",
pr_err("%s of size %zu at addr %px by task %s/%d\n",
info->is_write ? "Write" : "Read", info->access_size,
info->access_addr, current->comm, task_pid_nr(current));
}
@ -206,7 +206,7 @@ static void describe_object_addr(struct kmem_cache *cache, void *object,
const char *rel_type;
int rel_bytes;
pr_err("The buggy address belongs to the object at %p\n"
pr_err("The buggy address belongs to the object at %px\n"
" which belongs to the cache %s of size %d\n",
object, cache->name, cache->object_size);
@ -225,7 +225,7 @@ static void describe_object_addr(struct kmem_cache *cache, void *object,
}
pr_err("The buggy address is located %d bytes %s of\n"
" %d-byte region [%p, %p)\n",
" %d-byte region [%px, %px)\n",
rel_bytes, rel_type, cache->object_size, (void *)object_addr,
(void *)(object_addr + cache->object_size));
}
@ -302,7 +302,7 @@ static void print_shadow_for_address(const void *addr)
char shadow_buf[SHADOW_BYTES_PER_ROW];
snprintf(buffer, sizeof(buffer),
(i == 0) ? ">%p: " : " %p: ", kaddr);
(i == 0) ? ">%px: " : " %px: ", kaddr);
/*
* We should not pass a shadow pointer to generic
* function, because generic functions may try to