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[GFS2] fix file_system_type leak on gfs2meta mount 

get_gfs2_sb does a get_fs_type without doing a put_filesystem and
thus leaking a file_system_type reference everytime it's called.

Just use gfs2_fs_type directly instead of doing the lookup and thus
fix the problem.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
wifi-calibration
Christoph Hellwig 2008-02-25 18:58:36 +01:00 committed by Steven Whitehouse
parent 9b8c81d1de
commit 7dc2cf1c8f
1 changed files with 1 additions and 3 deletions
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4
fs/gfs2/ops_fstype.c
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@ -943,7 +943,6 @@ static struct super_block* get_gfs2_sb(const char *dev_name)
{
struct kstat stat;
struct nameidata nd;
struct file_system_type *fstype;
struct super_block *sb = NULL, *s;
int error;
@ -955,8 +954,7 @@ static struct super_block* get_gfs2_sb(const char *dev_name)
}
error = vfs_getattr(nd.path.mnt, nd.path.dentry, &stat);
fstype = get_fs_type("gfs2");
list_for_each_entry(s, &fstype->fs_supers, s_instances) {
list_for_each_entry(s, &gfs2_fs_type.fs_supers, s_instances) {
if ((S_ISBLK(stat.mode) && s->s_dev == stat.rdev) ||
(S_ISDIR(stat.mode) &&
s == nd.path.dentry->d_inode->i_sb)) {