firmware_map_add_hotplug() calls firmware_map_find_entry_bootmem() to get
free firmware_map_entry. But end arguments is not correct. So
firmware_map_find_entry_bootmem() cannot not find firmware_map_entry.
The patch passes the correct end argument to firmware_map_find_entry_bootmem().
Signed-off-by: Yasuaki Ishimatsu <isimatu.yasu...@jp.fujitsu.com>
---
drivers/firmware/memmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/memmap.c b/drivers/firmware/memmap.c
index 17cf96c..1815849 100644
--- a/drivers/firmware/memmap.c
+++ b/drivers/firmware/memmap.c
@@ -286,7 +286,7 @@ int __meminit firmware_map_add_hotplug(u64 start, u64 end,
const char *type)
{
struct firmware_map_entry *entry;
- entry = firmware_map_find_entry_bootmem(start, end, type);
+ entry = firmware_map_find_entry_bootmem(start, end - 1, type);
if (!entry) {
entry = kzalloc(sizeof(struct firmware_map_entry), GFP_ATOMIC);
if (!entry)
--
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