AMD IOMMU: fix fullflush comparison length

Impact: fix comparison length for 'fullflush'

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 595edd2..30ae270 100644 (file)
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -1215,7 +1215,7 @@ static int __init parse_amd_iommu_options(char *str)
                        amd_iommu_isolate = 1;
                if (strncmp(str, "share", 5) == 0)
                        amd_iommu_isolate = 0;
-               if (strncmp(str, "fullflush", 11) == 0)
+               if (strncmp(str, "fullflush", 9) == 0)
                        amd_iommu_unmap_flush = true;
        }