Fix memory leak in logger.

Fixed a memory leak discovered in the logger where a temporary string buffer
was not being freed.

(closes issue ASTERISK-22540)
Reported by: John Hardin

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@399513 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/main/logger.c b/main/logger.c
index 3f9209af52daf30ae22f9cfd2cfa4d3a34e1cf37..77107bf6617183423d0ef424e0955c8986215813 100644 (file)
--- a/main/logger.c
+++ b/main/logger.c
@@ -1811,6 +1811,7 @@ void __ast_verbose_ap(const char *file, int line, const char *func, int level, s
        res = ast_str_set_va(&buf, 0, fmt, ap);
        /* If the build failed then we can drop this allocated message */
        if (res == AST_DYNSTR_BUILD_FAILED) {
+               ast_free(buf);
                return;
        }
 
@@ -1838,6 +1839,7 @@ void __ast_verbose_ap(const char *file, int line, const char *func, int level, s
        } while (p && *p);
 
        ast_log_callid(__LOG_VERBOSE, file, line, func, callid, "%s", ast_str_buffer(prefixed));
+       ast_free(buf);
 }
 
 void __ast_verbose(const char *file, int line, const char *func, int level, const char *fmt, ...)