Commit 6d1d8dfa authored Aug 30, 2012 by Sebastian Andrzej Siewior Committed by Oleg Nesterov Sep 15, 2012

uprobes: Don't put NULL pointer in uprobe_register()



alloc_uprobe() might return a NULL pointer, put_uprobe() can't deal with
this.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>

parent ded86e7c

kernel/events/uprobes.c

+2 −1

Original line number	Original line	Diff line number	Diff line
	@@ -897,6 +897,7 @@ int uprobe_register(struct inode inode, loff_t offset, struct uprobe_consumer
	}		}

	mutex_unlock(uprobes_hash(inode));		mutex_unlock(uprobes_hash(inode));
			if (uprobe)
	put_uprobe(uprobe);		put_uprobe(uprobe);

	return ret;		return ret;