Merge pull request torvalds#457 from rafaelgieschke/chown-symlink

tavip · web-flow · commit 2c7da39348f3 · 2019-01-05T20:03:10.000+02:00
lkl tools: lklfuse: Fix `lchown(2)` on symlinks
diff --git a/tools/lkl/lklfuse.c b/tools/lkl/lklfuse.c
@@ -211,7 +211,8 @@ static int lklfuse_chmod(const char *path, mode_t mode)
 
 static int lklfuse_chown(const char *path, uid_t uid, gid_t gid)
 {
-	return lkl_sys_chown(path, uid, gid);
+	return lkl_sys_fchownat(LKL_AT_FDCWD, path, uid, gid,
+				LKL_AT_SYMLINK_NOFOLLOW);
 }
 
 static int lklfuse_truncate(const char *path, off_t off)

Original file line number	Diff line number	Diff line change
`@@ -211,7 +211,8 @@ static int lklfuse_chmod(const char *path, mode_t mode)`
`211`	`211`
`212`	`212`	`static int lklfuse_chown(const char *path, uid_t uid, gid_t gid)`
`213`	`213`	`{`
`214`		`- return lkl_sys_chown(path, uid, gid);`
	`214`	`+ return lkl_sys_fchownat(LKL_AT_FDCWD, path, uid, gid,`
	`215`	`+ LKL_AT_SYMLINK_NOFOLLOW);`
`215`	`216`	`}`
`216`	`217`
`217`	`218`	`static int lklfuse_truncate(const char *path, off_t off)`