* published by the Free Software Foundation.
*/
+#include <linux/slab.h>
+
#include "ccid.h"
#include "ccids/lib/tfrc.h"
u8 *ccid_array, array_len;
int err = 0;
- if (len < ARRAY_SIZE(ccids))
- return -EINVAL;
-
if (ccid_get_builtin_ccids(&ccid_array, &array_len))
return -ENOBUFS;
- if (put_user(array_len, optlen) ||
- copy_to_user(optval, ccid_array, array_len))
+ if (put_user(array_len, optlen))
+ err = -EFAULT;
+ else if (len > 0 && copy_to_user(optval, ccid_array,
+ len > array_len ? array_len : len))
err = -EFAULT;
kfree(ccid_array);
va_list args;
va_start(args, fmt);
- vsnprintf(slab_name_fmt, sizeof(slab_name_fmt), fmt, args);
+ vsnprintf(slab_name_fmt, CCID_SLAB_NAME_LENGTH, fmt, args);
va_end(args);
slab = kmem_cache_create(slab_name_fmt, sizeof(struct ccid) + obj_size, 0,