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| author | Suresh Siddha <suresh.b.siddha@intel.com> | 2008-09-03 16:58:34 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-16 16:53:05 +0200 |
| commit | 04e2ea67069e285404192a35c24dfe7c53b9c61f (patch) | |
| tree | 38386a8889d61b64d595172b52de96d9f501cc89 /drivers/pci/dmar.c | |
| parent | 74d04bd7dcb4c6130fd8a314d28bfecc9ae7c360 (diff) | |
| download | op-kernel-dev-04e2ea67069e285404192a35c24dfe7c53b9c61f.zip op-kernel-dev-04e2ea67069e285404192a35c24dfe7c53b9c61f.tar.gz | |
dmar: use list_for_each_entry_safe() in dmar_dev_scope_init()
In dmar_dev_scope_init(), functions called under for_each_drhd_unit()/
for_each_rmrr_units() can delete the list entry under some error conditions.
So we should use list_for_each_entry_safe() for safe traversal.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Acked-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/pci/dmar.c')
| -rw-r--r-- | drivers/pci/dmar.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c index d281a03..ceb338d 100644 --- a/drivers/pci/dmar.c +++ b/drivers/pci/dmar.c @@ -397,10 +397,10 @@ dmar_find_matched_drhd_unit(struct pci_dev *dev) int __init dmar_dev_scope_init(void) { - struct dmar_drhd_unit *drhd; + struct dmar_drhd_unit *drhd, *drhd_n; int ret = -ENODEV; - for_each_drhd_unit(drhd) { + list_for_each_entry_safe(drhd, drhd_n, &dmar_drhd_units, list) { ret = dmar_parse_dev(drhd); if (ret) return ret; @@ -408,8 +408,8 @@ int __init dmar_dev_scope_init(void) #ifdef CONFIG_DMAR { - struct dmar_rmrr_unit *rmrr; - for_each_rmrr_units(rmrr) { + struct dmar_rmrr_unit *rmrr, *rmrr_n; + list_for_each_entry_safe(rmrr, rmrr_n, &dmar_rmrr_units, list) { ret = rmrr_parse_dev(rmrr); if (ret) return ret; |
