Commit 799f2227 authored Feb 17, 2022 by Christian Göttsche Committed by Greg Kroah-Hartman Apr 15, 2022

selinux: use correct type for context length



[ Upstream commit b97df7c098c531010e445da88d02b7bf7bf59ef6 ]

security_sid_to_context() expects a pointer to an u32 as the address
where to store the length of the computed context.

Reported by sparse:

    security/selinux/xfrm.c:359:39: warning: incorrect type in arg 4
                                    (different signedness)
    security/selinux/xfrm.c:359:39:    expected unsigned int
                                       [usertype] *scontext_len
    security/selinux/xfrm.c:359:39:    got int *

Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
[PM: wrapped commit description]
Signed-off-by: Paul Moore <paul@paul-moore.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent c4f5a678

security/selinux/xfrm.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -346,7 +346,7 @@ int selinux_xfrm_state_alloc_acquire(struct xfrm_state *x,
	int rc;		int rc;
	struct xfrm_sec_ctx *ctx;		struct xfrm_sec_ctx *ctx;
	char *ctx_str = NULL;		char *ctx_str = NULL;
	int str_len;		u32 str_len;

	if (!polsec)		if (!polsec)
	return 0;		return 0;