Hi all, After merging the sound-asoc tree, today's linux-next build (x86_64 allmodconfig) produced this warning: In file included from include/linux/pm_runtime.h:12, from sound/soc/codecs/wm_adsp.c:21: sound/soc/codecs/wm_adsp.c: In function 'wmfw_parse_id_header': sound/soc/codecs/wm_adsp.c:45:22: warning: format '%zu' expects argument of type 'size_t', but argument 8 has type 'int' [-Wformat=] dev_info(_dsp->dev, "%s: " fmt, _dsp->name, ##__VA_ARGS__) ^~~~~~ include/linux/device.h:1400:22: note: in definition of macro 'dev_fmt' #define dev_fmt(fmt) fmt ^~~ sound/soc/codecs/wm_adsp.c:45:2: note: in expansion of macro 'dev_info' dev_info(_dsp->dev, "%s: " fmt, _dsp->name, ##__VA_ARGS__) ^~~~~~~~ sound/soc/codecs/wm_adsp.c:2145:2: note: in expansion of macro 'adsp_info' adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n", ^~~~~~~~~ sound/soc/codecs/wm_adsp.c:2145:44: note: format string is defined here adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n", ~~^ %u In file included from include/linux/pm_runtime.h:12, from sound/soc/codecs/wm_adsp.c:21: sound/soc/codecs/wm_adsp.c: In function 'wmfw_v3_parse_id_header': sound/soc/codecs/wm_adsp.c:45:22: warning: format '%zu' expects argument of type 'size_t', but argument 9 has type 'int' [-Wformat=] dev_info(_dsp->dev, "%s: " fmt, _dsp->name, ##__VA_ARGS__) ^~~~~~ include/linux/device.h:1400:22: note: in definition of macro 'dev_fmt' #define dev_fmt(fmt) fmt ^~~ sound/soc/codecs/wm_adsp.c:45:2: note: in expansion of macro 'dev_info' dev_info(_dsp->dev, "%s: " fmt, _dsp->name, ##__VA_ARGS__) ^~~~~~~~ sound/soc/codecs/wm_adsp.c:2158:2: note: in expansion of macro 'adsp_info' adsp_info(dsp, "Firmware: %x vendor: 0x%x v%d.%d.%d, %zu algorithms\n", ^~~~~~~~~ sound/soc/codecs/wm_adsp.c:2158:57: note: format string is defined here adsp_info(dsp, "Firmware: %x vendor: 0x%x v%d.%d.%d, %zu algorithms\n", ~~^ %u Introduced by commits a5dcb24d70ff ("ASoC: wm_adsp: Factor out parsing of firmware ID header") 170b1e123f38 ("ASoC: wm_adsp: Add support for new Halo core DSPs") -- Cheers, Stephen Rothwell