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path: root/security/selinux/ss/policydb.c
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Diffstat (limited to 'security/selinux/ss/policydb.c')
-rw-r--r--security/selinux/ss/policydb.c59
1 files changed, 24 insertions, 35 deletions
diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 9c92f29a38ea..0080122760ad 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -178,10 +178,9 @@ static int roles_init(struct policydb *p)
int rc;
struct role_datum *role;
- rc = -ENOMEM;
role = kzalloc(sizeof(*role), GFP_KERNEL);
if (!role)
- goto out;
+ return -ENOMEM;
rc = -EINVAL;
role->value = ++p->p_roles.nprim;
@@ -540,23 +539,23 @@ static int policydb_index(struct policydb *p)
#endif
rc = -ENOMEM;
- p->class_val_to_struct =
- kzalloc(p->p_classes.nprim * sizeof(*(p->class_val_to_struct)),
- GFP_KERNEL);
+ p->class_val_to_struct = kcalloc(p->p_classes.nprim,
+ sizeof(*p->class_val_to_struct),
+ GFP_KERNEL);
if (!p->class_val_to_struct)
goto out;
rc = -ENOMEM;
- p->role_val_to_struct =
- kzalloc(p->p_roles.nprim * sizeof(*(p->role_val_to_struct)),
- GFP_KERNEL);
+ p->role_val_to_struct = kcalloc(p->p_roles.nprim,
+ sizeof(*p->role_val_to_struct),
+ GFP_KERNEL);
if (!p->role_val_to_struct)
goto out;
rc = -ENOMEM;
- p->user_val_to_struct =
- kzalloc(p->p_users.nprim * sizeof(*(p->user_val_to_struct)),
- GFP_KERNEL);
+ p->user_val_to_struct = kcalloc(p->p_users.nprim,
+ sizeof(*p->user_val_to_struct),
+ GFP_KERNEL);
if (!p->user_val_to_struct)
goto out;
@@ -880,8 +879,6 @@ void policydb_destroy(struct policydb *p)
ebitmap_destroy(&p->filename_trans_ttypes);
ebitmap_destroy(&p->policycaps);
ebitmap_destroy(&p->permissive_map);
-
- return;
}
/*
@@ -1120,10 +1117,9 @@ static int perm_read(struct policydb *p, struct hashtab *h, void *fp)
__le32 buf[2];
u32 len;
- rc = -ENOMEM;
perdatum = kzalloc(sizeof(*perdatum), GFP_KERNEL);
if (!perdatum)
- goto bad;
+ return -ENOMEM;
rc = next_entry(buf, fp, sizeof buf);
if (rc)
@@ -1154,10 +1150,9 @@ static int common_read(struct policydb *p, struct hashtab *h, void *fp)
u32 len, nel;
int i, rc;
- rc = -ENOMEM;
comdatum = kzalloc(sizeof(*comdatum), GFP_KERNEL);
if (!comdatum)
- goto bad;
+ return -ENOMEM;
rc = next_entry(buf, fp, sizeof buf);
if (rc)
@@ -1320,10 +1315,9 @@ static int class_read(struct policydb *p, struct hashtab *h, void *fp)
u32 len, len2, ncons, nel;
int i, rc;
- rc = -ENOMEM;
cladatum = kzalloc(sizeof(*cladatum), GFP_KERNEL);
if (!cladatum)
- goto bad;
+ return -ENOMEM;
rc = next_entry(buf, fp, sizeof(u32)*6);
if (rc)
@@ -1414,10 +1408,9 @@ static int role_read(struct policydb *p, struct hashtab *h, void *fp)
__le32 buf[3];
u32 len;
- rc = -ENOMEM;
role = kzalloc(sizeof(*role), GFP_KERNEL);
if (!role)
- goto bad;
+ return -ENOMEM;
if (p->policyvers >= POLICYDB_VERSION_BOUNDARY)
to_read = 3;
@@ -1471,10 +1464,9 @@ static int type_read(struct policydb *p, struct hashtab *h, void *fp)
__le32 buf[4];
u32 len;
- rc = -ENOMEM;
typdatum = kzalloc(sizeof(*typdatum), GFP_KERNEL);
if (!typdatum)
- goto bad;
+ return -ENOMEM;
if (p->policyvers >= POLICYDB_VERSION_BOUNDARY)
to_read = 4;
@@ -1546,10 +1538,9 @@ static int user_read(struct policydb *p, struct hashtab *h, void *fp)
__le32 buf[3];
u32 len;
- rc = -ENOMEM;
usrdatum = kzalloc(sizeof(*usrdatum), GFP_KERNEL);
if (!usrdatum)
- goto bad;
+ return -ENOMEM;
if (p->policyvers >= POLICYDB_VERSION_BOUNDARY)
to_read = 3;
@@ -1597,10 +1588,9 @@ static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
__le32 buf[2];
u32 len;
- rc = -ENOMEM;
levdatum = kzalloc(sizeof(*levdatum), GFP_ATOMIC);
if (!levdatum)
- goto bad;
+ return -ENOMEM;
rc = next_entry(buf, fp, sizeof buf);
if (rc)
@@ -1614,7 +1604,7 @@ static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
goto bad;
rc = -ENOMEM;
- levdatum->level = kmalloc(sizeof(struct mls_level), GFP_ATOMIC);
+ levdatum->level = kmalloc(sizeof(*levdatum->level), GFP_ATOMIC);
if (!levdatum->level)
goto bad;
@@ -1639,10 +1629,9 @@ static int cat_read(struct policydb *p, struct hashtab *h, void *fp)
__le32 buf[3];
u32 len;
- rc = -ENOMEM;
catdatum = kzalloc(sizeof(*catdatum), GFP_ATOMIC);
if (!catdatum)
- goto bad;
+ return -ENOMEM;
rc = next_entry(buf, fp, sizeof buf);
if (rc)
@@ -1854,7 +1843,7 @@ static int range_read(struct policydb *p, void *fp)
rc = next_entry(buf, fp, sizeof(u32));
if (rc)
- goto out;
+ return rc;
nel = le32_to_cpu(buf[0]);
for (i = 0; i < nel; i++) {
@@ -1931,7 +1920,6 @@ static int filename_trans_read(struct policydb *p, void *fp)
nel = le32_to_cpu(buf[0]);
for (i = 0; i < nel; i++) {
- ft = NULL;
otype = NULL;
name = NULL;
@@ -2008,7 +1996,7 @@ static int genfs_read(struct policydb *p, void *fp)
rc = next_entry(buf, fp, sizeof(u32));
if (rc)
- goto out;
+ return rc;
nel = le32_to_cpu(buf[0]);
for (i = 0; i < nel; i++) {
@@ -2100,9 +2088,10 @@ static int genfs_read(struct policydb *p, void *fp)
}
rc = 0;
out:
- if (newgenfs)
+ if (newgenfs) {
kfree(newgenfs->fstype);
- kfree(newgenfs);
+ kfree(newgenfs);
+ }
ocontext_destroy(newc, OCON_FSUSE);
return rc;