Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=10e27ed4bae199fefbc3e9f9473e32605797a003
Commit: 10e27ed4bae199fefbc3e9f9473e32605797a003
Parent: f664f1f9b77d6c64f3cee1875dcb4faba0da6dd4
Author: Takashi Iwai <[EMAIL PROTECTED]>
AuthorDate: Mon Oct 29 14:37:22 2007 -0700
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Tue Oct 30 08:06:55 2007 -0700
intel-iommu: Fix array overflow
Fix possible array overflow:
drivers/pci/intel-iommu.c: In function ¡dmar_get_fault_reason¢:
drivers/pci/intel-iommu.c:753: warning: array subscript is above array
bounds
drivers/pci/intel-iommu.c: In function ¡iommu_page_fault¢:
drivers/pci/intel-iommu.c:753: warning: array subscript is above array
bounds
Signed-off-by: Takashi Iwai <[EMAIL PROTECTED]>
Cc: Mark Gross <[EMAIL PROTECTED]>
Acked-by: "Keshavamurthy, Anil S" <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
drivers/pci/intel-iommu.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 8af1d9a..e079a52 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -749,8 +749,8 @@ static char *fault_reason_strings[] =
char *dmar_get_fault_reason(u8 fault_reason)
{
- if (fault_reason > MAX_FAULT_REASON_IDX)
- return fault_reason_strings[MAX_FAULT_REASON_IDX];
+ if (fault_reason >= MAX_FAULT_REASON_IDX)
+ return fault_reason_strings[MAX_FAULT_REASON_IDX - 1];
else
return fault_reason_strings[fault_reason];
}
-
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