763 static int try_get_fmt_tmp_buf(char **tmp_buf)  in try_get_fmt_tmp_buf()  argument
776 	*tmp_buf = bufs->tmp_bufs[nest_level - 1];  in try_get_fmt_tmp_buf()
806 	char *unsafe_ptr = NULL, *tmp_buf = NULL, *tmp_buf_end, *fmt_end;  in bpf_bprintf_prepare()  local
818 		if (num_args && try_get_fmt_tmp_buf(&tmp_buf))  in bpf_bprintf_prepare()
821 		tmp_buf_end = tmp_buf + MAX_BPRINTF_BUF_LEN;  in bpf_bprintf_prepare()
822 		*bin_args = (u32 *)tmp_buf;  in bpf_bprintf_prepare()
874 				if (tmp_buf)  in bpf_bprintf_prepare()
881 				if (tmp_buf)  {  in bpf_bprintf_prepare()
882 					err = snprintf(tmp_buf,  in bpf_bprintf_prepare()
883 						       (tmp_buf_end - tmp_buf),  in bpf_bprintf_prepare()
886 					tmp_buf += (err + 1);  in bpf_bprintf_prepare()
902 			if (!tmp_buf)  in bpf_bprintf_prepare()
906 			if (tmp_buf_end - tmp_buf < sizeof_cur_ip) {  in bpf_bprintf_prepare()
923 			err = snprintf(tmp_buf, tmp_buf_end - tmp_buf,  in bpf_bprintf_prepare()
926 			tmp_buf += err + 1;  in bpf_bprintf_prepare()
940 			if (!tmp_buf)  in bpf_bprintf_prepare()
943 			if (tmp_buf_end == tmp_buf) {  in bpf_bprintf_prepare()
949 			err = bpf_trace_copy_string(tmp_buf, unsafe_ptr,  in bpf_bprintf_prepare()
951 						    tmp_buf_end - tmp_buf);  in bpf_bprintf_prepare()
953 				tmp_buf[0] = '\0';  in bpf_bprintf_prepare()
957 			tmp_buf += err;  in bpf_bprintf_prepare()
962 			if (!tmp_buf)  in bpf_bprintf_prepare()
965 			if (tmp_buf_end == tmp_buf) {  in bpf_bprintf_prepare()
970 			*tmp_buf = raw_args[num_spec];  in bpf_bprintf_prepare()
971 			tmp_buf++;  in bpf_bprintf_prepare()
994 		if (tmp_buf)  in bpf_bprintf_prepare()
997 		if (tmp_buf) {  in bpf_bprintf_prepare()
998 			tmp_buf = PTR_ALIGN(tmp_buf, sizeof(u32));  in bpf_bprintf_prepare()
999 			if (tmp_buf_end - tmp_buf < sizeof_cur_arg) {  in bpf_bprintf_prepare()
1005 				*(u32 *)tmp_buf = *(u32 *)&cur_arg;  in bpf_bprintf_prepare()
1006 				*(u32 *)(tmp_buf + 4) = *((u32 *)&cur_arg + 1);  in bpf_bprintf_prepare()
1008 				*(u32 *)tmp_buf = (u32)(long)cur_arg;  in bpf_bprintf_prepare()
1010 			tmp_buf += sizeof_cur_arg;  in bpf_bprintf_prepare()