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From 65d69021e5b8998cec1e7a13b8b297bfc606f9fd Mon Sep 17 00:00:00 2001
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From: Andrea Claudi <aclaudi@redhat.com>
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Date: Mon, 29 Apr 2019 20:09:12 +0200
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Subject: [PATCH] ipxfrm: Replace STRBUF_CAT macro with strlcat()
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1465646
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Upstream Status: iproute2.git commit 44cc6c792a650
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commit 44cc6c792a6503e024f042c65f35cd44b3283b20
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Author: Phil Sutter <phil@nwl.cc>
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Date: Fri Sep 1 18:52:54 2017 +0200
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ipxfrm: Replace STRBUF_CAT macro with strlcat()
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Signed-off-by: Phil Sutter <phil@nwl.cc>
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---
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ip/ipxfrm.c | 21 +++++----------------
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1 file changed, 5 insertions(+), 16 deletions(-)
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diff --git a/ip/ipxfrm.c b/ip/ipxfrm.c
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index b0cfac178f8bc..df72a0c0bf88e 100644
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--- a/ip/ipxfrm.c
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+++ b/ip/ipxfrm.c
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@@ -40,17 +40,6 @@
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#include "ip_common.h"
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#define STRBUF_SIZE (128)
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-#define STRBUF_CAT(buf, str) \
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- do { \
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- int rest = sizeof(buf) - 1 - strlen(buf); \
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- if (rest > 0) { \
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- int len = strlen(str); \
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- if (len > rest) \
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- len = rest; \
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- strncat(buf, str, len); \
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- buf[sizeof(buf) - 1] = '\0'; \
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- } \
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- } while (0);
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struct xfrm_filter filter;
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@@ -883,8 +872,8 @@ void xfrm_state_info_print(struct xfrm_usersa_info *xsinfo,
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prefix, title);
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if (prefix)
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- STRBUF_CAT(buf, prefix);
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- STRBUF_CAT(buf, "\t");
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+ strlcat(buf, prefix, sizeof(buf));
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+ strlcat(buf, "\t", sizeof(buf));
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fputs(buf, fp);
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fprintf(fp, "replay-window %u ", xsinfo->replay_window);
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@@ -925,7 +914,7 @@ void xfrm_state_info_print(struct xfrm_usersa_info *xsinfo,
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char sbuf[STRBUF_SIZE];
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memcpy(sbuf, buf, sizeof(sbuf));
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- STRBUF_CAT(sbuf, "sel ");
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+ strlcat(sbuf, "sel ", sizeof(sbuf));
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xfrm_selector_print(&xsinfo->sel, xsinfo->family, fp, sbuf);
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}
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@@ -973,8 +962,8 @@ void xfrm_policy_info_print(struct xfrm_userpolicy_info *xpinfo,
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}
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if (prefix)
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- STRBUF_CAT(buf, prefix);
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- STRBUF_CAT(buf, "\t");
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+ strlcat(buf, prefix, sizeof(buf));
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+ strlcat(buf, "\t", sizeof(buf));
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fputs(buf, fp);
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if (xpinfo->dir >= XFRM_POLICY_MAX) {
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--
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2.20.1
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