On Sat, 17 Aug 2024, Andrew Lunn wrote: > On Wed, Aug 14, 2024 at 05:38:53PM +0800, kunwu.chan@xxxxxxxxx wrote: > > From: Kunwu Chan <chentao@xxxxxxxxxx> > > > > Increase size of the servername array to avoid truncated output warning. > > > > net/sunrpc/clnt.c:582:75: error：‘%s’ directive output may be truncated > > writing up to 107 bytes into a region of size 48 > > [-Werror=format-truncation=] > > 582 | snprintf(servername, sizeof(servername), "%s", > > | ^~ > > > > net/sunrpc/clnt.c:582:33: note:‘snprintf’ output > > between 1 and 108 bytes into a destination of size 48 > > 582 | snprintf(servername, sizeof(servername), "%s", > > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > > 583 | sun->sun_path); > > I think this has come up before, but i could be mis-remembering. > Please could you do a search for the discussion. The fact it is not > solved suggests to me it is not so simple to fix. Maybe there is some > protocol implications here. > > Andrew > All I could find was https://lore.kernel.org/all/1648103566-15528-1-git-send-email-baihaowen@xxxxxxxxx/ which essentially followed the same path as this conversation. The patch was resubmitted using UNIX_PATH_MAX but never responded to by the relevant maintainers. There are no protocol implications. This string is only used for informational messages. NeilBrown
