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Buffer name can be NULL, check before strdup().
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@ -73,7 +73,9 @@ cmd_load_buffer_exec(struct cmd *self, struct cmdq_item *item)
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if (strcmp(path, "-") == 0) {
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cdata = xcalloc(1, sizeof *cdata);
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cdata->item = item;
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cdata->bufname = xstrdup(bufname);
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if (bufname != NULL)
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cdata->bufname = xstrdup(bufname);
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error = server_set_stdin_callback(c, cmd_load_buffer_callback,
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cdata, &cause);
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