this repo has no description
Fix some syscalls not following symlinks when they should
See https://github.com/ClickHouse/ClickHouse/issues/15609
+10
-13
+1
-2
src/kernel/emulation/linux/bsdthread/pthread_chdir.c
+1
-2
src/kernel/emulation/linux/bsdthread/pthread_chdir.c
···
6
6
#include "../../../../external/lkm/api.h"
7
7
#include "../fcntl/open.h"
8
8
#include "../unistd/close.h"
9
-
#include "../vchroot_expand.h"
10
9
#include "per_thread_wd.h"
11
10
12
11
long sys_pthread_chdir(const char* path)
13
12
{
14
13
int rv, newfd;
15
-
14
+
16
15
newfd = sys_open(path, BSD_O_RDONLY | BSD_O_DIRECTORY | BSD_O_CLOEXEC, 0);
17
16
if (newfd < 0)
18
17
return newfd;
+4
-6
src/kernel/emulation/linux/stat/fstatat.c
+4
-6
src/kernel/emulation/linux/stat/fstatat.c
···
11
11
12
12
extern char* strcpy(char* dst, const char* src);
13
13
14
-
#define AT_SYMLINK_NOFOLLOW 0x20
15
-
16
14
long sys_fstatat(int fd, const char* path, struct stat* stat, int flag)
17
15
{
18
16
int ret;
···
23
21
return -EFAULT;
24
22
25
23
struct vchroot_expand_args vc;
26
-
vc.flags = (flag & AT_SYMLINK_NOFOLLOW) ? 0 : VCHROOT_FOLLOW;
24
+
vc.flags = (flag & BSD_AT_SYMLINK_NOFOLLOW) ? 0 : VCHROOT_FOLLOW;
27
25
vc.dfd = atfd(fd);
28
-
26
+
29
27
strcpy(vc.path, path);
30
28
ret = vchroot_expand(&vc);
31
29
if (ret < 0)
···
57
55
return -EFAULT;
58
56
59
57
struct vchroot_expand_args vc;
60
-
vc.flags = (flag & AT_SYMLINK_NOFOLLOW) ? 0 : VCHROOT_FOLLOW;
58
+
vc.flags = (flag & BSD_AT_SYMLINK_NOFOLLOW) ? 0 : VCHROOT_FOLLOW;
61
59
vc.dfd = atfd(fd);
62
-
60
+
63
61
strcpy(vc.path, path);
64
62
ret = vchroot_expand(&vc);
65
63
if (ret < 0)
+1
-1
src/kernel/emulation/linux/unistd/faccessat.c
+1
-1
src/kernel/emulation/linux/unistd/faccessat.c
+2
-2
src/kernel/emulation/linux/unistd/fchmodat.c
+2
-2
src/kernel/emulation/linux/unistd/fchmodat.c