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https://github.com/libical/libical/commit/d67034b31cebe0db3ca65342813336b123921a15
https://github.com/libical/libical/issues/603
https://bugs.gentoo.org/876625
From: Allen Winter <allen.winter@kdab.com>
Date: Fri, 7 Oct 2022 09:43:32 -0400
Subject: [PATCH] fix problem found with gcc fortify builds
fixes: #603
--- a/src/libical/icaltz-util.c
+++ b/src/libical/icaltz-util.c
@@ -732,7 +732,7 @@ icalcomponent *icaltzutil_fetch_timezone(const char *location)
for (i = 0; i < num_trans; i++) {
int by_day = 0;
time_t start;
- enum icalrecurrencetype_weekday dow;
+ enum icalrecurrencetype_weekday dow = ICAL_NO_WEEKDAY;
prev_idx = idx;
idx = trans_idx[i];
--- a/src/libicalss/icalbdbset.c
+++ b/src/libicalss/icalbdbset.c
@@ -529,7 +529,7 @@ int icalbdbset_get_key(DBC *dbcp, DBT *key, DBT *data)
int icalbdbset_delete(DB *dbp, DBT *key)
{
DB_TXN *tid;
- int ret;
+ int ret = 0;
int done = 0;
int retry = 0;
--- a/src/test/regression.c
+++ b/src/test/regression.c
@@ -2322,7 +2322,7 @@ void test_fblist()
char *strp = out_str;
for (i = 0; foo[i] != -1; i++) {
- snprintf(strp, 79, "%1d", foo[i]);
+ snprintf(strp, 79-i, "%1d", foo[i]);
strp++;
}
str_is("Checking freebusy validity", out_str, "1121110");
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