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Diffstat (limited to 'src/common/log.c')
-rw-r--r--src/common/log.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/src/common/log.c b/src/common/log.c
index 6c63019f7..80f413c0a 100644
--- a/src/common/log.c
+++ b/src/common/log.c
@@ -480,8 +480,7 @@ new_severity_list(int loglevelMin, int loglevelMax)
}
/** Add a log handler named <b>name</b> to send all messages in <b>severity</b>
- * to <b>stream</b>. Steals a reference to <b>severity</b>; the caller must
- * not use it after calling this function. Helper: does no locking. */
+ * to <b>stream</b>. Copies <b>severity</b>. Helper: does no locking. */
static void
add_stream_log_impl(log_severity_list_t *severity,
const char *name, FILE *stream)
@@ -489,7 +488,7 @@ add_stream_log_impl(log_severity_list_t *severity,
logfile_t *lf;
lf = tor_malloc_zero(sizeof(logfile_t));
lf->filename = tor_strdup(name);
- lf->severities = severity;
+ lf->severities = tor_memdup(severity, sizeof(log_severity_list_t));
lf->file = stream;
lf->next = logfiles;
@@ -539,7 +538,7 @@ add_callback_log(log_severity_list_t *severity, log_callback cb)
{
logfile_t *lf;
lf = tor_malloc_zero(sizeof(logfile_t));
- lf->severities = severity;
+ lf->severities = tor_memdup(severity, sizeof(log_severity_list_t));
lf->filename = tor_strdup("<callback>");
lf->callback = cb;
lf->next = logfiles;
@@ -657,7 +656,7 @@ add_syslog_log(log_severity_list_t *severity)
openlog("Tor", LOG_PID | LOG_NDELAY, LOGFACILITY);
lf = tor_malloc_zero(sizeof(logfile_t));
- lf->severities = severity;
+ lf->severities = tor_memdup(severity, sizeof(log_severity_list_t));
lf->filename = tor_strdup("<syslog>");
lf->is_syslog = 1;