diff options
Diffstat (limited to 'arch/powerpc/platforms/iseries/viopath.c')
| -rw-r--r-- | arch/powerpc/platforms/iseries/viopath.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/iseries/viopath.c b/arch/powerpc/platforms/iseries/viopath.c index 04e07e5da0c1..a6799ed34a66 100644 --- a/arch/powerpc/platforms/iseries/viopath.c +++ b/arch/powerpc/platforms/iseries/viopath.c @@ -42,6 +42,7 @@ #include <asm/system.h> #include <asm/uaccess.h> #include <asm/prom.h> +#include <asm/firmware.h> #include <asm/iseries/hv_types.h> #include <asm/iseries/hv_lp_event.h> #include <asm/iseries/hv_lp_config.h> @@ -119,10 +120,9 @@ static int proc_viopath_show(struct seq_file *m, void *v) struct device_node *node; const char *sysid; - buf = kmalloc(HW_PAGE_SIZE, GFP_KERNEL); + buf = kzalloc(HW_PAGE_SIZE, GFP_KERNEL); if (!buf) return 0; - memset(buf, 0, HW_PAGE_SIZE); handle = dma_map_single(iSeries_vio_dev, buf, HW_PAGE_SIZE, DMA_FROM_DEVICE); @@ -184,6 +184,9 @@ static int __init vio_proc_init(void) { struct proc_dir_entry *e; + if (!firmware_has_feature(FW_FEATURE_ISERIES)) + return 0; + e = create_proc_entry("iSeries/config", 0, NULL); if (e) e->proc_fops = &proc_viopath_operations; |