*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2015, Intel Corporation.
+ * Copyright (c) 2012, 2016, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
fld_proc_hash_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
- struct lu_client_fld *fld = ((struct seq_file *)file->private_data)->private;
- struct lu_fld_hash *hash = NULL;
- int i;
- ENTRY;
+ struct lu_client_fld *fld;
+ struct lu_fld_hash *hash = NULL;
+ char fh_name[8];
+ int i;
- LASSERT(fld != NULL);
+ if (count > sizeof(fh_name))
+ return -ENAMETOOLONG;
- for (i = 0; fld_hash[i].fh_name != NULL; i++) {
- if (count != strlen(fld_hash[i].fh_name))
- continue;
+ if (copy_from_user(fh_name, buffer, count) != 0)
+ return -EFAULT;
- if (!strncmp(fld_hash[i].fh_name, buffer, count)) {
- hash = &fld_hash[i];
- break;
- }
- }
+ fld = ((struct seq_file *)file->private_data)->private;
+ LASSERT(fld != NULL);
+
+ for (i = 0; fld_hash[i].fh_name != NULL; i++) {
+ if (count != strlen(fld_hash[i].fh_name))
+ continue;
+
+ if (!strncmp(fld_hash[i].fh_name, fh_name, count)) {
+ hash = &fld_hash[i];
+ break;
+ }
+ }
if (hash != NULL) {
spin_lock(&fld->lcf_lock);
fld->lcf_name, hash->fh_name);
}
- RETURN(count);
+ return count;
}
static ssize_t
fld->lsf_name, rc);
} else if (fld_rec->lsr_start != 0) {
range_be_to_cpu(fld_rec, fld_rec);
- rc = seq_printf(p, DRANGE"\n", PRANGE(fld_rec));
+ seq_printf(p, DRANGE"\n", PRANGE(fld_rec));
}
return rc;