diff options
| -rw-r--r-- | hw/slw.c | 10 |
1 files changed, 8 insertions, 2 deletions
@@ -1219,11 +1219,17 @@ int64_t opal_slw_set_reg(uint64_t cpu_pir, uint64_t sprn, uint64_t val) { struct cpu_thread *c = find_cpu_by_pir(cpu_pir); - struct proc_chip *chip = get_chip(c->chip_id); - void *image = (void *) chip->slw_base; + struct proc_chip *chip; + void *image; int rc; int i; int spr_is_supported = 0; + + assert(c); + chip = get_chip(c->chip_id); + assert(chip); + image = (void *) chip->slw_base; + /* Check of the SPR is supported by libpore */ for ( i=0; i < SLW_SPR_REGS_SIZE ; i++) { if (sprn == SLW_SPR_REGS[i].value) { |