Commit 5c8574b5 authored Aug 14, 2012 by Benoit Goby

init: Fix mkdir command when using ISUID or ISGID bit

On first boot, the directory is created with root:root ownership and
then chowned. chown clears the ISUID and ISGID bits, so we need to chmod
the directory again after chown.

Change-Id: I02dfe7a19a637678256b4e7cc09e6b5431e6f11e

parent 90b80de5

init/builtins.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -322,6 +322,14 @@ int do_mkdir(int nargs, char **args)
		if (_chown(args[1], uid, gid) < 0) {
		return -errno;
		}

		/* chown may have cleared S_ISUID and S_ISGID, chmod again */
		if (mode & (S_ISUID \| S_ISGID)) {
		ret = _chmod(args[1], mode);
		if (ret == -1) {
		return -errno;
		}
		}
		}

		return 0;