diff options
Diffstat (limited to 'drivers/staging/fsl_pme2/pme2_ctrl.c')
| -rw-r--r-- | drivers/staging/fsl_pme2/pme2_ctrl.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/staging/fsl_pme2/pme2_ctrl.c b/drivers/staging/fsl_pme2/pme2_ctrl.c index 388162b..56e2443 100644 --- a/drivers/staging/fsl_pme2/pme2_ctrl.c +++ b/drivers/staging/fsl_pme2/pme2_ctrl.c @@ -138,6 +138,10 @@ static __init int parse_mem_property(struct device_node *node, const char *name, } else if (zero) { /* map as cacheable, non-guarded */ void *tmpp = ioremap_prot(*addr, *sz, 0); + if (!tmpp) { + pr_err("pme: Failed to remap\n"); + return -EINVAL; + } memset(tmpp, 0, *sz); iounmap(tmpp); } |