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path: root/drivers/s390/char/sclp_cmd.c
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Diffstat (limited to 'drivers/s390/char/sclp_cmd.c')
-rw-r--r--drivers/s390/char/sclp_cmd.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index 594b34cf1c2b..3c87057436d5 100644
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -392,10 +392,10 @@ static void __init add_memory_merged(u16 rn)
goto skip_add;
start = rn2addr(first_rn);
size = (unsigned long long) num * sclp.rzm;
- if (start >= ident_map_size)
+ if (start >= VMEM_MAX_PHYS)
goto skip_add;
- if (start + size > ident_map_size)
- size = ident_map_size - start;
+ if (start + size > VMEM_MAX_PHYS)
+ size = VMEM_MAX_PHYS - start;
if (start >= ident_map_size)
goto skip_add;
if (start + size > ident_map_size)