fix the compile warnings of 'strncpy' output truncated before terminating nul copying N bytes from a string of the same length
Signed-off-by: Luo bin <luob...@huawei.com> Reported-by: kernel test robot <l...@intel.com> --- V0~V1: - use the strlen()+1 pattern consistently drivers/net/ethernet/huawei/hinic/hinic_devlink.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/huawei/hinic/hinic_devlink.c b/drivers/net/ethernet/huawei/hinic/hinic_devlink.c index c6adc776f3c8..1ec88ebf81d6 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_devlink.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_devlink.c @@ -342,9 +342,9 @@ static int chip_fault_show(struct devlink_fmsg *fmsg, level = event->event.chip.err_level; if (level < FAULT_LEVEL_MAX) - strncpy(level_str, fault_level[level], strlen(fault_level[level])); + strncpy(level_str, fault_level[level], strlen(fault_level[level]) + 1); else - strncpy(level_str, "Unknown", strlen("Unknown")); + strncpy(level_str, "Unknown", strlen("Unknown") + 1); if (level == FAULT_LEVEL_SERIOUS_FLR) { err = devlink_fmsg_u32_pair_put(fmsg, "Function level err func_id", @@ -388,9 +388,9 @@ static int fault_report_show(struct devlink_fmsg *fmsg, int err; if (event->type < FAULT_TYPE_MAX) - strncpy(type_str, fault_type[event->type], strlen(fault_type[event->type])); + strncpy(type_str, fault_type[event->type], strlen(fault_type[event->type]) + 1); else - strncpy(type_str, "Unknown", strlen("Unknown")); + strncpy(type_str, "Unknown", strlen("Unknown") + 1); err = devlink_fmsg_string_pair_put(fmsg, "Fault type", type_str); if (err) -- 2.17.1