26/02/2026 11:48, Kevin Traynor: > On 25/02/2026 18:32, Stephen Hemminger wrote: > > On Wed, 25 Feb 2026 17:36:32 +0000 > > Kevin Traynor <[email protected]> wrote: > > > >> Without libbsd-devel strlcpy is defined as rte_strlcpy and a warning is > >> raised for format-truncation. Observed with gcc 15.2.1. > >> > >> In function ‘rte_strlcpy’, > >> inlined from ‘add_host_channels’ at > >> ../examples/vm_power_manager/channel_manager.c:600:3: > >> ../lib/eal/include/rte_string_fns.h:63:24: > >> warning: ‘%s’ directive output may be truncated writing up to > >> 4095 bytes into a region of size 108 [-Wformat-truncation=] > >> 63 | return (size_t)snprintf(dst, size, "%s", src); > >> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > >> > >> Check for truncation of socket_path[4096] into channel_path[108] to > >> remove warning. > >> > >> Cc: [email protected] > >> > >> Signed-off-by: Kevin Traynor <[email protected]> > > > > Since socket_path is a unix domain socket path. > > It should be UNIX_PATH_MAX (108) not PATH_MAX (4096) > > > > Yeah, I had adjusted all the socket_path/names in the file to > UNIX_PATH_MAX as an initial fix but it spewed a different truncation > warning as one of them gets a copy from dirent->d_name which is 256. > > So considering it's just an optimization of example code and hasn't > really been developed over the last few years, I just fixed the warning > that showed up.
Yes I suspect this example to have many other problems. The whole example should be reconsidered. Applied, thanks.
