- Replace sprintf with snprintf (1024-byte errbuf) in hmmmm.c, base_device.c,
compose_device.c, config.c
- Fix WRITE_MEM macro: use smartAddrWriteHandlers for write ident (was
incorrectly reading from smartAddrReadHandlers)
- Replace alloca with malloc+free in dispatchMemAccessNotifications
- Guard closeBaseDevice against NULL lib/partial initialization
- Simplify intercept context storage to single contiguous allocation
- Add NULL checks after calloc in config handler with proper cleanup
- Guard find_device_by_id against zero-length path
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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