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authorDavid S. Miller <davem@davemloft.net>2010-01-23 09:31:06 +0100
committerDavid S. Miller <davem@davemloft.net>2010-01-23 09:31:06 +0100
commit51c24aaacaea90c8e87f1dec75a2ac7622b593f8 (patch)
tree9f54936c87764bef75e97395cb56b7d1e0df24c6 /fs/quota
parentbe2net: Add link test to list of ethtool self tests. (diff)
parentMerge branch 'master' of /home/davem/src/GIT/linux-2.6/ (diff)
downloadlinux-51c24aaacaea90c8e87f1dec75a2ac7622b593f8.tar.xz
linux-51c24aaacaea90c8e87f1dec75a2ac7622b593f8.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'fs/quota')
-rw-r--r--fs/quota/dquot.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index dea86abdf2e7..3fc62b097bed 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -1377,6 +1377,9 @@ static void inode_sub_rsv_space(struct inode *inode, qsize_t number)
static qsize_t inode_get_rsv_space(struct inode *inode)
{
qsize_t ret;
+
+ if (!inode->i_sb->dq_op->get_reserved_space)
+ return 0;
spin_lock(&inode->i_lock);
ret = *inode_reserved_space(inode);
spin_unlock(&inode->i_lock);