st_id
if ((rc = sfxge_sram_buf_tbl_set(sp, stp->st_id, esmp,
SFXGE_TX_NDESCS, stp->st_id, flags, sep->se_eep,
sfxge_sram_buf_tbl_clear(sp, stp->st_id,
sfxge_sram_buf_tbl_clear(sp, stp->st_id,
&(stp->st_id))) != 0)
sfxge_sram_buf_tbl_free(sp, stp->st_id, EFX_TXQ_NBUFS(SFXGE_TX_NDESCS));
stp->st_id = 0;
sfxge_sram_buf_tbl_free(sp, stp->st_id, EFX_TXQ_NBUFS(SFXGE_TX_NDESCS));
stp->st_id = 0;