Commit c965cdd6 authored by Andrey Konovalov's avatar Andrey Konovalov Committed by Linus Torvalds
Browse files

kasan: rename kasan_access_info to kasan_report_info 

Rename kasan_access_info to kasan_report_info, as the latter name better
reflects the struct's purpose.

Link: https://lkml.kernel.org/r/158a4219a5d356901d017352558c989533a0782c.1646237226.git.andreyknvl@google.com


Signed-off-by: default avatarAndrey Konovalov <andreyknvl@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Marco Elver <elver@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent bb2f967c

mm/kasan/kasan.h

+2 −2
Original line number Diff line number Diff line
@@ -132,7 +132,7 @@ enum kasan_report_type { 
	KASAN_REPORT_INVALID_FREE,

};



struct kasan_access_info {

struct kasan_report_info {

	enum kasan_report_type type;

	void *access_addr;

	void *first_bad_addr;
@@ -276,7 +276,7 @@ static inline void kasan_print_tags(u8 addr_tag, const void *addr) { } 
#endif



void *kasan_find_first_bad_addr(void *addr, size_t size);

const char *kasan_get_bug_type(struct kasan_access_info *info);

const char *kasan_get_bug_type(struct kasan_report_info *info);

void kasan_metadata_fetch_row(char *buffer, void *row);



#if defined(CONFIG_KASAN_STACK)

mm/kasan/report.c

+4 −4
Original line number Diff line number Diff line
@@ -84,7 +84,7 @@ static int __init kasan_set_multi_shot(char *str) 
}

__setup("kasan_multi_shot", kasan_set_multi_shot);



static void print_error_description(struct kasan_access_info *info)

static void print_error_description(struct kasan_report_info *info)

{

	if (info->type == KASAN_REPORT_INVALID_FREE) {

		pr_err("BUG: KASAN: double-free or invalid-free in %pS\n",
@@ -392,7 +392,7 @@ static bool report_enabled(void) 
	return !test_and_set_bit(KASAN_BIT_REPORTED, &kasan_flags);

}



static void print_report(struct kasan_access_info *info)

static void print_report(struct kasan_report_info *info)

{

	void *tagged_addr = info->access_addr;

	void *untagged_addr = kasan_reset_tag(tagged_addr);
@@ -414,7 +414,7 @@ static void print_report(struct kasan_access_info *info) 
void kasan_report_invalid_free(void *ptr, unsigned long ip)

{

	unsigned long flags;

	struct kasan_access_info info;

	struct kasan_report_info info;



	start_report(&flags, true);
@@ -437,7 +437,7 @@ bool kasan_report(unsigned long addr, size_t size, bool is_write, 
	void *ptr = (void *)addr;

	unsigned long ua_flags = user_access_save();

	unsigned long irq_flags;

	struct kasan_access_info info;

	struct kasan_report_info info;



	if (unlikely(!report_enabled())) {

		ret = false;

mm/kasan/report_generic.c

+3 −3
Original line number Diff line number Diff line
@@ -43,7 +43,7 @@ void *kasan_find_first_bad_addr(void *addr, size_t size) 
	return p;

}



static const char *get_shadow_bug_type(struct kasan_access_info *info)

static const char *get_shadow_bug_type(struct kasan_report_info *info)

{

	const char *bug_type = "unknown-crash";

	u8 *shadow_addr;
@@ -95,7 +95,7 @@ static const char *get_shadow_bug_type(struct kasan_access_info *info) 
	return bug_type;

}



static const char *get_wild_bug_type(struct kasan_access_info *info)

static const char *get_wild_bug_type(struct kasan_report_info *info)

{

	const char *bug_type = "unknown-crash";
@@ -109,7 +109,7 @@ static const char *get_wild_bug_type(struct kasan_access_info *info) 
	return bug_type;

}



const char *kasan_get_bug_type(struct kasan_access_info *info)

const char *kasan_get_bug_type(struct kasan_report_info *info)

{

	/*

	 * If access_size is a negative number, then it has reason to be

mm/kasan/report_tags.c

+1 −1
Original line number Diff line number Diff line
@@ -7,7 +7,7 @@ 
#include "kasan.h"

#include "../slab.h"



const char *kasan_get_bug_type(struct kasan_access_info *info)

const char *kasan_get_bug_type(struct kasan_report_info *info)

{

#ifdef CONFIG_KASAN_TAGS_IDENTIFY

	struct kasan_alloc_meta *alloc_meta;