diff options
Diffstat (limited to 'libmysql')
| -rw-r--r-- | libmysql/libmysql.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/libmysql/libmysql.c b/libmysql/libmysql.c index e9a3857a73c..1b98cb4af75 100644 --- a/libmysql/libmysql.c +++ b/libmysql/libmysql.c @@ -316,7 +316,7 @@ HANDLE create_named_pipe(NET *net, uint connect_timeout, char **arg_host, char **arg_unix_socket) { HANDLE hPipe=INVALID_HANDLE_VALUE; - char szPipeName [ 1024 ]; + char pipe_name[1024]; DWORD dwMode; int i; my_bool testing_named_pipes=0; @@ -327,13 +327,15 @@ HANDLE create_named_pipe(NET *net, uint connect_timeout, char **arg_host, if (!host || !strcmp(host,LOCAL_HOST)) host=LOCAL_HOST_NAMEDPIPE; - strxnmov(szPipeName, sizeof(szPipeName), "\\\\", host, "\\pipe\\", - unix_socket, NullS); + + pipe_name[sizeof(pipe_name)-1]= 0; /* Safety if too long string */ + strxnmov(pipe_name, sizeof(pipe_name)-1, "\\\\", host, "\\pipe\\", + unix_socket, NullS); DBUG_PRINT("info",("Server name: '%s'. Named Pipe: %s", host, unix_socket)); for (i=0 ; i < 100 ; i++) /* Don't retry forever */ { - if ((hPipe = CreateFile(szPipeName, + if ((hPipe = CreateFile(pipe_name, GENERIC_READ | GENERIC_WRITE, 0, NULL, @@ -349,7 +351,7 @@ HANDLE create_named_pipe(NET *net, uint connect_timeout, char **arg_host, return INVALID_HANDLE_VALUE; } /* wait for for an other instance */ - if (! WaitNamedPipe(szPipeName, connect_timeout*1000) ) + if (! WaitNamedPipe(pipe_name, connect_timeout*1000) ) { net->last_errno=CR_NAMEDPIPEWAIT_ERROR; sprintf(net->last_error,ER(net->last_errno),host, unix_socket, |