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-rw-r--r--net/ceph/osdmap.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c
index 1892c523c43c..df47871b8389 100644
--- a/net/ceph/osdmap.c
+++ b/net/ceph/osdmap.c
@@ -488,15 +488,16 @@ static int __decode_pool_names(void **p, void *end, struct ceph_osdmap *map)
ceph_decode_32_safe(p, end, pool, bad);
ceph_decode_32_safe(p, end, len, bad);
dout(" pool %d len %d\n", pool, len);
+ ceph_decode_need(p, end, len, bad);
pi = __lookup_pg_pool(&map->pg_pools, pool);
if (pi) {
+ char *name = kstrndup(*p, len, GFP_NOFS);
+
+ if (!name)
+ return -ENOMEM;
kfree(pi->name);
- pi->name = kmalloc(len + 1, GFP_NOFS);
- if (pi->name) {
- memcpy(pi->name, *p, len);
- pi->name[len] = '\0';
- dout(" name is %s\n", pi->name);
- }
+ pi->name = name;
+ dout(" name is %s\n", pi->name);
}
*p += len;
}