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path: root/drivers/zorro/zorro-sysfs.c
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Diffstat (limited to 'drivers/zorro/zorro-sysfs.c')
-rw-r--r--drivers/zorro/zorro-sysfs.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/zorro/zorro-sysfs.c b/drivers/zorro/zorro-sysfs.c
index 808b4f8675c5..3da712cc7708 100644
--- a/drivers/zorro/zorro-sysfs.c
+++ b/drivers/zorro/zorro-sysfs.c
@@ -15,6 +15,7 @@
15#include <linux/zorro.h> 15#include <linux/zorro.h>
16#include <linux/stat.h> 16#include <linux/stat.h>
17#include <linux/string.h> 17#include <linux/string.h>
18#include <linux/fs.h>
18 19
19#include "zorro.h" 20#include "zorro.h"
20 21
@@ -56,12 +57,6 @@ static ssize_t zorro_read_config(struct kobject *kobj,
56 struct zorro_dev *z = to_zorro_dev(container_of(kobj, struct device, 57 struct zorro_dev *z = to_zorro_dev(container_of(kobj, struct device,
57 kobj)); 58 kobj));
58 struct ConfigDev cd; 59 struct ConfigDev cd;
59 unsigned int size = sizeof(cd);
60
61 if (off > size)
62 return 0;
63 if (off+count > size)
64 count = size-off;
65 60
66 /* Construct a ConfigDev */ 61 /* Construct a ConfigDev */
67 memset(&cd, 0, sizeof(cd)); 62 memset(&cd, 0, sizeof(cd));
@@ -71,8 +66,7 @@ static ssize_t zorro_read_config(struct kobject *kobj,
71 cd.cd_BoardAddr = (void *)zorro_resource_start(z); 66 cd.cd_BoardAddr = (void *)zorro_resource_start(z);
72 cd.cd_BoardSize = zorro_resource_len(z); 67 cd.cd_BoardSize = zorro_resource_len(z);
73 68
74 memcpy(buf, (void *)&cd+off, count); 69 return memory_read_from_buffer(buf, count, &off, &cd, sizeof(cd));
75 return count;
76} 70}
77 71
78static struct bin_attribute zorro_config_attr = { 72static struct bin_attribute zorro_config_attr = {