[PATCH v2 7/9] gdbstub: Replace alloca() + memset(0) by g_new0()

[Philippe Mathieu-Daudé]

The ALLOCA(3) man-page mentions its "use is discouraged".

Replace the alloca() and memset(0) calls by g_new0().

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 gdbstub.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/gdbstub.c b/gdbstub.c
index 7cee2fb0f1f..666053bf590 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1487,14 +1487,13 @@ static int process_string_cmd(void *user_ctx, const 
char *data,
         if (cmd->schema) {
             int schema_len = strlen(cmd->schema);
             int max_num_params = schema_len / 2;
+            g_autofree GdbCmdVariant *params = NULL;
 
             if (schema_len % 2) {
                 return -2;
             }
 
-            gdb_ctx.params = (GdbCmdVariant *)alloca(sizeof(*gdb_ctx.params)
-                                                     * max_num_params);
-            memset(gdb_ctx.params, 0, sizeof(*gdb_ctx.params) * 
max_num_params);
+            gdb_ctx.params = params = g_new0(GdbCmdVariant, max_num_params);
 
             if (cmd_parse_params(&data[strlen(cmd->cmd)], cmd->schema,
                                  gdb_ctx.params, &gdb_ctx.num_params)) {
-- 
2.26.3