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path: root/drivers/acpi/apei/einj.c
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Diffstat (limited to 'drivers/acpi/apei/einj.c')
-rw-r--r--drivers/acpi/apei/einj.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
index 95cc2a9f3e05..6b583373c58a 100644
--- a/drivers/acpi/apei/einj.c
+++ b/drivers/acpi/apei/einj.c
@@ -546,9 +546,14 @@ static int einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2,
!= REGION_INTERSECTS) &&
(region_intersects(base_addr, size, IORESOURCE_MEM, IORES_DESC_PERSISTENT_MEMORY)
!= REGION_INTERSECTS) &&
+ (region_intersects(base_addr, size, IORESOURCE_MEM, IORES_DESC_SOFT_RESERVED)
+ != REGION_INTERSECTS) &&
!arch_is_platform_page(base_addr)))
return -EINVAL;
+ if (is_zero_pfn(base_addr >> PAGE_SHIFT))
+ return -EADDRINUSE;
+
inject:
mutex_lock(&einj_mutex);
rc = __einj_error_inject(type, flags, param1, param2, param3, param4);