this repo has no description
Return EFAULT on NULL input filename in stat family of syscalls
Fixes crashes of vim
+23
+7
src/kernel/emulation/linux/stat/fstatat.c
+7
src/kernel/emulation/linux/stat/fstatat.c
···
7
7
#include <lkm/api.h>
8
8
#include <mach/lkm.h>
9
9
#include <linux-syscalls/linux.h>
10
+
#include "../../../../../platform-include/sys/errno.h"
10
11
11
12
extern char* strcpy(char* dst, const char* src);
12
13
···
17
18
int ret;
18
19
struct linux_stat lstat;
19
20
int linux_flags;
21
+
22
+
if (!path)
23
+
return -EFAULT;
20
24
21
25
struct vchroot_expand_args vc;
22
26
vc.flags = (flag & AT_SYMLINK_NOFOLLOW) ? 0 : VCHROOT_FOLLOW;
···
48
52
int ret;
49
53
struct linux_stat lstat;
50
54
int linux_flags;
55
+
56
+
if (!path)
57
+
return -EFAULT;
51
58
52
59
struct vchroot_expand_args vc;
53
60
vc.flags = (flag & AT_SYMLINK_NOFOLLOW) ? 0 : VCHROOT_FOLLOW;
+4
src/kernel/emulation/linux/stat/lstat.c
+4
src/kernel/emulation/linux/stat/lstat.c
···
7
7
#include <mach/lkm.h>
8
8
#include "../vchroot_expand.h"
9
9
#include "../bsdthread/per_thread_wd.h"
10
+
#include "../../../../../platform-include/sys/errno.h"
10
11
11
12
long sys_lstat(const char* path, struct stat* stat)
12
13
{
13
14
int ret;
14
15
struct linux_stat lstat;
15
16
struct vchroot_expand_args vc;
17
+
18
+
if (!path)
19
+
return -EFAULT;
16
20
17
21
vc.flags = 0;
18
22
vc.dfd = get_perthread_wd();
+4
src/kernel/emulation/linux/stat/mkdirat.c
+4
src/kernel/emulation/linux/stat/mkdirat.c
···
7
7
#include "../vchroot_expand.h"
8
8
#include <lkm/api.h>
9
9
#include <mach/lkm.h>
10
+
#include "../../../../../platform-include/sys/errno.h"
10
11
11
12
extern char* strcpy(char* dst, const char* src);
12
13
···
14
15
{
15
16
int ret;
16
17
struct vchroot_expand_args vc;
18
+
19
+
if (!path)
20
+
return -EFAULT;
17
21
18
22
vc.flags = 0;
19
23
vc.dfd = atfd(fd);
+4
src/kernel/emulation/linux/stat/mkfifo.c
+4
src/kernel/emulation/linux/stat/mkfifo.c
···
7
7
#include "../vchroot_expand.h"
8
8
#include <lkm/api.h>
9
9
#include <mach/lkm.h>
10
+
#include "../../../../../platform-include/sys/errno.h"
10
11
11
12
#define LINUX_S_IFIFO 0010000
12
13
···
14
15
{
15
16
int ret;
16
17
struct vchroot_expand_args vc;
18
+
19
+
if (!path)
20
+
return -EFAULT;
17
21
18
22
vc.flags = 0;
19
23
vc.dfd = get_perthread_wd();
+4
src/kernel/emulation/linux/stat/rmdir.c
+4
src/kernel/emulation/linux/stat/rmdir.c
···
7
7
#include "../vchroot_expand.h"
8
8
#include <lkm/api.h>
9
9
#include <mach/lkm.h>
10
+
#include "../../../../../platform-include/sys/errno.h"
10
11
11
12
#define LINUX_AT_REMOVEDIR 0x200
12
13
···
14
15
{
15
16
int ret;
16
17
struct vchroot_expand_args vc;
18
+
19
+
if (!path)
20
+
return -EFAULT;
17
21
18
22
vc.flags = 0;
19
23
vc.dfd = get_perthread_wd();