It is undefined behavior to call printf with an argument for %p
that does not have type `void *` (see C99 7.19.6.1p9).
---
On 2020-02-05, Damien Miller <djm@xxxxxxxxxxx> wrote:
> I'll look at fixing the %p warning
> after release, probably by removing all the %p formats :)
>
> The RB_GENERATE_STATIC one I'll also look at after release, by syncing
> openbsd-compat/sys-tree.h with upstream as that has already fixed the
> same problem.
Resending these patches rebased on latest master.
monitor.c | 4 ++--
session.c | 2 +-
ssh-pkcs11-helper.c | 2 +-
ssh-pkcs11.c | 16 +++++++++-------
sshbuf-misc.c | 2 +-
5 files changed, 14 insertions(+), 12 deletions(-)
diff --git a/monitor.c b/monitor.c
index 9d23d823..d0eecdf1 100644
--- a/monitor.c
+++ b/monitor.c
@@ -1163,7 +1163,7 @@ mm_answer_keyallowed(struct ssh *ssh, int sock, struct sshbuf *m)
(r = sshbuf_get_u32(m, &pubkey_auth_attempt)) != 0)
fatal_fr(r, "parse");
- debug3_f("key_from_blob: %p", key);
+ debug3_f("key_from_blob: %p", (void *)key);
if (key != NULL && authctxt->valid) {
/* These should not make it past the privsep child */
@@ -1434,7 +1434,7 @@ mm_answer_keyverify(struct ssh *ssh, int sock, struct sshbuf *m)
ret = sshkey_verify(key, signature, signaturelen, data, datalen,
sigalg, ssh->compat, &sig_details);
- debug3_f("%s %p signature %s%s%s", auth_method, key,
+ debug3_f("%s %p signature %s%s%s", auth_method, (void *)key,
(ret == 0) ? "verified" : "unverified",
(ret != 0) ? ": " : "", (ret != 0) ? ssh_err(ret) : "");
diff --git a/session.c b/session.c
index c02f7d25..bab1a6d1 100644
--- a/session.c
+++ b/session.c
@@ -1788,7 +1788,7 @@ session_dump(void)
s->used,
s->next_unused,
s->self,
- s,
+ (void *)s,
s->chanid,
(long)s->pid);
}
diff --git a/ssh-pkcs11-helper.c b/ssh-pkcs11-helper.c
index a9a6fe38..8f3060d9 100644
--- a/ssh-pkcs11-helper.c
+++ b/ssh-pkcs11-helper.c
@@ -98,7 +98,7 @@ lookup_key(struct sshkey *k)
struct pkcs11_keyinfo *ki;
TAILQ_FOREACH(ki, &pkcs11_keylist, next) {
- debug("check %p %s %s", ki, ki->providername, ki->label);
+ debug("check %p %s %s", (void *)ki, ki->providername, ki->label);
if (sshkey_equal(k, ki->key))
return (ki->key);
}
diff --git a/ssh-pkcs11.c b/ssh-pkcs11.c
index 844aa9ff..72ff6bef 100644
--- a/ssh-pkcs11.c
+++ b/ssh-pkcs11.c
@@ -112,7 +112,7 @@ pkcs11_provider_finalize(struct pkcs11_provider *p)
CK_ULONG i;
debug("pkcs11_provider_finalize: %p refcount %d valid %d",
- p, p->refcount, p->valid);
+ (void *)p, p->refcount, p->valid);
if (!p->valid)
return;
for (i = 0; i < p->nslots; i++) {
@@ -135,10 +135,12 @@ pkcs11_provider_finalize(struct pkcs11_provider *p)
static void
pkcs11_provider_unref(struct pkcs11_provider *p)
{
- debug("pkcs11_provider_unref: %p refcount %d", p, p->refcount);
+ debug("pkcs11_provider_unref: %p refcount %d", (void *)p, p->refcount);
if (--p->refcount <= 0) {
- if (p->valid)
- error("pkcs11_provider_unref: %p still valid", p);
+ if (p->valid) {
+ error("pkcs11_provider_unref: %p still valid",
+ (void *)p);
+ }
free(p->name);
free(p->slotlist);
free(p->slotinfo);
@@ -166,7 +168,7 @@ pkcs11_provider_lookup(char *provider_id)
struct pkcs11_provider *p;
TAILQ_FOREACH(p, &pkcs11_providers, next) {
- debug("check %p %s", p, p->name);
+ debug("check %p %s", (void *)p, p->name);
if (!strcmp(provider_id, p->name))
return (p);
}
@@ -338,7 +340,7 @@ pkcs11_check_obj_bool_attrib(struct pkcs11_key *k11, CK_OBJECT_HANDLE obj,
}
*val = flag != 0;
debug_f("provider %p slot %lu object %lu: attrib %lu = %d",
- k11->provider, k11->slotidx, obj, type, *val);
+ (void *)k11->provider, k11->slotidx, obj, type, *val);
return (0);
}
@@ -430,7 +432,7 @@ pkcs11_rsa_private_encrypt(int flen, const u_char *from, u_char *to, RSA *rsa,
int rval = -1;
if ((k11 = RSA_get_ex_data(rsa, rsa_idx)) == NULL) {
- error("RSA_get_ex_data failed for rsa %p", rsa);
+ error("RSA_get_ex_data failed for rsa %p", (void *)rsa);
return (-1);
}
diff --git a/sshbuf-misc.c b/sshbuf-misc.c
index afaab8d6..1a9f6022 100644
--- a/sshbuf-misc.c
+++ b/sshbuf-misc.c
@@ -65,7 +65,7 @@ sshbuf_dump_data(const void *s, size_t len, FILE *f)
void
sshbuf_dump(const struct sshbuf *buf, FILE *f)
{
- fprintf(f, "buffer %p len = %zu\n", buf, sshbuf_len(buf));
+ fprintf(f, "buffer %p len = %zu\n", (void *)buf, sshbuf_len(buf));
sshbuf_dump_data(sshbuf_ptr(buf), sshbuf_len(buf), f);
}
--
2.31.1
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