On Thu, Jul 26, 2018 at 05:55:06AM -0400, Hal Rosenstock wrote:
>
> make[2]: Entering directory '/home/honli/upstream-repos/opensm/opensm'
> depbase=`echo osm_sm_mad_ctrl.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\
> gcc -DHAVE_CONFIG_H -I. -I../include -I../include/opensm -I./../include -I./../../libibumad/include -I/usr/local/include -Werror -Wall -Wwrite-strings -g -D_XOPEN_SOURCE=600 -D_DEFAULT_SOURCE=1 -g -O2 -MT osm_sm_mad_ctrl.o -MD -MP -MF $depbase.Tpo -c -o osm_sm_mad_ctrl.o osm_sm_mad_ctrl.c &&\
> mv -f $depbase.Tpo $depbase.Po
> osm_sm_mad_ctrl.c: In function ‘log_rcv_cb_error’:
> osm_sm_mad_ctrl.c:571:28: error: ‘%s’ directive output may be truncated writing up to 4095 bytes into a region of size 4078 [-Werror=format-truncation=]
> "\n\t\t\tInitial path: %s Return path: %s",
> ^~
> ipath, rpath);
> ~~~~~
> osm_sm_mad_ctrl.c:570:3: note: ‘snprintf’ output between 33 and 8223 bytes into a destination of size 4096
> snprintf(buf, sizeof(buf),
> ^~~~~~~~~~~~~~~~~~~~~~~~~~
> "\n\t\t\tInitial path: %s Return path: %s",
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> ipath, rpath);
> ~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
>
> Signed-off-by: Honggang Li <honli@xxxxxxxxxx>
> Signed-off-by: Hal Rosenstock <hal@xxxxxxxxxxxx>
> ---
> opensm/osm_sm_mad_ctrl.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/opensm/osm_sm_mad_ctrl.c b/opensm/osm_sm_mad_ctrl.c
> index ebac558..5d1323f 100644
> --- a/opensm/osm_sm_mad_ctrl.c
> +++ b/opensm/osm_sm_mad_ctrl.c
> @@ -560,7 +560,7 @@ static void log_rcv_cb_error(osm_log_t *p_log, ib_smp_t *p_smp, ib_net16_t statu
> uint32_t i;
>
> if (p_smp->mgmt_class == IB_MCLASS_SUBN_DIR) {
> - char ipath[BUF_SIZE], rpath[BUF_SIZE];
> + char ipath[256], rpath[256];
> int ni = sprintf(ipath, "%d", p_smp->initial_path[0]);
> int nr = sprintf(rpath, "%d", p_smp->return_path[0]);
> for (i = 1; i <= p_smp->hop_count; i++) {
Acked-by: Honggang Li <honli@xxxxxxxxxx>
> --
> 2.8.4
>
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