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From 9f03f42e2614a68f589f9db8fe76287146522c0c Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Thu, 30 Sep 2021 09:56:20 +0300
Subject: [PATCH] Refactor pgpDigParams construction to helper function
No functional changes, just to reduce code duplication and needed by
the following commits.
Dependent patch:
CVE: CVE-2021-3521
Upstream-Status: Backport [https://github.com/rpm-software-management/rpm/commit/9f03f42e2614a68f589f9db8fe76287146522c0c]
Signed-off-by: Riyaz Khan <Riyaz.Khan@kpit.com>
---
rpmio/rpmpgp.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/rpmio/rpmpgp.c b/rpmio/rpmpgp.c
index 340de5fc9a..aad7c275c9 100644
--- a/rpmio/rpmpgp.c
+++ b/rpmio/rpmpgp.c
@@ -1055,6 +1055,13 @@ unsigned int pgpDigParamsAlgo(pgpDigParams digp, unsigned int algotype)
return algo;
}
+static pgpDigParams pgpDigParamsNew(uint8_t tag)
+{
+ pgpDigParams digp = xcalloc(1, sizeof(*digp));
+ digp->tag = tag;
+ return digp;
+}
+
int pgpPrtParams(const uint8_t * pkts, size_t pktlen, unsigned int pkttype,
pgpDigParams * ret)
{
@@ -1072,8 +1079,7 @@ int pgpPrtParams(const uint8_t * pkts, size_t pktlen, unsigned int pkttype,
if (pkttype && pkt.tag != pkttype) {
break;
} else {
- digp = xcalloc(1, sizeof(*digp));
- digp->tag = pkt.tag;
+ digp = pgpDigParamsNew(pkt.tag);
}
}
@@ -1121,8 +1127,7 @@ int pgpPrtParamsSubkeys(const uint8_t *pkts, size_t pktlen,
digps = xrealloc(digps, alloced * sizeof(*digps));
}
- digps[count] = xcalloc(1, sizeof(**digps));
- digps[count]->tag = PGPTAG_PUBLIC_SUBKEY;
+ digps[count] = pgpDigParamsNew(PGPTAG_PUBLIC_SUBKEY);
/* Copy UID from main key to subkey */
digps[count]->userid = xstrdup(mainkey->userid);
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