res_http_websocket.c: Fix incorrect use of sizeof in ast_websocket_write().

This won't fix the reported issue but it is an incorrect use of sizeof.

ASTERISK-24566
Reported by:  Badalian Vyacheslav
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Merged revisions 429867 from http://svn.asterisk.org/svn/asterisk/branches/11
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Merged revisions 429868 from http://svn.asterisk.org/svn/asterisk/branches/13

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@429870 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/res/res_http_websocket.c b/res/res_http_websocket.c
index 400e5eb..4930bcc 100644 (file)
--- a/res/res_http_websocket.c
+++ b/res/res_http_websocket.c
@@ -273,7 +273,7 @@ int AST_OPTIONAL_API_NAME(ast_websocket_write)(struct ast_websocket *session, en
 {
        size_t header_size = 2; /* The minimum size of a websocket frame is 2 bytes */
        char *frame;
-       uint64_t length = 0;
+       uint64_t length;
 
        if (actual_length < 126) {
                length = actual_length;
@@ -288,7 +288,7 @@ int AST_OPTIONAL_API_NAME(ast_websocket_write)(struct ast_websocket *session, en
        }
 
        frame = ast_alloca(header_size);
-       memset(frame, 0, sizeof(*frame));
+       memset(frame, 0, header_size);
 
        frame[0] = opcode | 0x80;
        frame[1] = length;