If the header file containing a function's prototype isn't included by the sourcefile containing the associated function, the build system complains of missing prototypes. Fixes the following W=1 kernel build warning(s): drivers/usb/mtu3/mtu3_trace.c:13:6: warning: no previous prototype for ‘mtu3_dbg_trace’ [-Wmissing-prototypes] 13 | void mtu3_dbg_trace(struct device *dev, const char *fmt, ...) | ^~~~~~~~~~~~~~ Cc: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx Cc: linux-mediatek@xxxxxxxxxxxxxxxxxxx Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx> --- Changelog v2: No change - robot warning did not appear to be valid drivers/usb/mtu3/mtu3_trace.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/mtu3/mtu3_trace.c b/drivers/usb/mtu3/mtu3_trace.c index 155eae126e5e2..d17ddb87cdcf2 100644 --- a/drivers/usb/mtu3/mtu3_trace.c +++ b/drivers/usb/mtu3/mtu3_trace.c @@ -8,6 +8,7 @@ */ #define CREATE_TRACE_POINTS +#include "mtu3_debug.h" #include "mtu3_trace.h" void mtu3_dbg_trace(struct device *dev, const char *fmt, ...) -- 2.25.1
