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-rw-r--r--fs/pstore/ram.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 9123cce28c1..453030f9c5b 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -106,6 +106,8 @@ static ssize_t ramoops_pstore_read(u64 *id, enum pstore_type_id *type,
time->tv_sec = 0;
time->tv_nsec = 0;
+ /* Update old/shadowed buffer. */
+ persistent_ram_save_old(prz);
size = persistent_ram_old_size(prz);
*buf = kmalloc(size, GFP_KERNEL);
if (*buf == NULL)
@@ -184,6 +186,7 @@ static int ramoops_pstore_erase(enum pstore_type_id type, u64 id,
return -EINVAL;
persistent_ram_free_old(cxt->przs[id]);
+ persistent_ram_zap(cxt->przs[id]);
return 0;
}