[patch] SELinux: fix error code in policydb_init()

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

If hashtab_create() returns a NULL pointer then we should return -ENOMEM
but instead the current code returns success.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index bc2a586..74aa224 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -289,12 +289,16 @@ static int policydb_init(struct policydb *p)
 		goto out;
 
 	p->filename_trans = hashtab_create(filenametr_hash, filenametr_cmp, (1 << 10));
-	if (!p->filename_trans)
+	if (!p->filename_trans) {
+		rc = -ENOMEM;
 		goto out;
+	}
 
 	p->range_tr = hashtab_create(rangetr_hash, rangetr_cmp, 256);
-	if (!p->range_tr)
+	if (!p->range_tr) {
+		rc = -ENOMEM;
 		goto out;
+	}
 
 	ebitmap_init(&p->filename_trans_ttypes);
 	ebitmap_init(&p->policycaps);
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