Since commit
27a2660f1ef9 ("gfs2: Dump nrpages for inodes and their
glocks"), inode_go_dump() computes the address of inode within ip before
checking if ip is NULL. This isn't a bug by itself, but it can give
rise to bugs later. Avoid that by checking if ip is NULL first.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
const char *fs_id_buf)
{
struct gfs2_inode *ip = gl->gl_object;
- struct inode *inode = &ip->i_inode;
+ struct inode *inode;
unsigned long nrpages;
if (ip == NULL)
return;
+ inode = &ip->i_inode;
xa_lock_irq(&inode->i_data.i_pages);
nrpages = inode->i_data.nrpages;
xa_unlock_irq(&inode->i_data.i_pages);