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kernel/kallsyms.c: use __seq_open_private() 

Reduce boilerplate code by using __seq_open_private() instead of
seq_open() in kallsyms_open().

Signed-off-by: Rob Jones <rob.jones@codethink.co.uk>
Cc: Gideon Israel Dsouza <gidisrael@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Rob Jones 2014-10-13 15:52:10 -07:00 committed by Linus Torvalds
parent de8288b1f8
commit 0049f26ae0
1 changed files with 2 additions and 9 deletions
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11
kernel/kallsyms.c
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@ -565,19 +565,12 @@ static int kallsyms_open(struct inode *inode, struct file *file)
* using get_symbol_offset for every symbol. * using get_symbol_offset for every symbol.
*/ */
struct kallsym_iter *iter; struct kallsym_iter *iter;
int ret; iter = __seq_open_private(file, &kallsyms_op, sizeof(*iter));
iter = kmalloc(sizeof(*iter), GFP_KERNEL);
if (!iter) if (!iter)
return -ENOMEM; return -ENOMEM;
reset_iter(iter, 0); reset_iter(iter, 0);
ret = seq_open(file, &kallsyms_op); return 0;
if (ret == 0)
((struct seq_file *)file->private_data)->private = iter;
else
kfree(iter);
return ret;
} }
#ifdef CONFIG_KGDB_KDB #ifdef CONFIG_KGDB_KDB