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path: root/drivers/iommu/amd/init.c
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Diffstat (limited to 'drivers/iommu/amd/init.c')
-rw-r--r--drivers/iommu/amd/init.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index 7b5af6176de99..8de689b2c5ed5 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -3638,7 +3638,7 @@ static int __init parse_ivrs_acpihid(char *str)
{
u32 seg = 0, bus, dev, fn;
char *hid, *uid, *p, *addr;
- char acpiid[ACPIID_LEN] = {0};
+ char acpiid[ACPIID_LEN + 1] = { }; /* size with NULL terminator */
int i;
addr = strchr(str, '@');
@@ -3664,7 +3664,7 @@ static int __init parse_ivrs_acpihid(char *str)
/* We have the '@', make it the terminator to get just the acpiid */
*addr++ = 0;
- if (strlen(str) > ACPIID_LEN + 1)
+ if (strlen(str) > ACPIID_LEN)
goto not_found;
if (sscanf(str, "=%s", acpiid) != 1)