@@ -574,9 +574,10 @@ static int netlbl_unlhsh_remove_addr4(struct net *net,
list_entry = netlbl_af4list_remove(addr->s_addr, mask->s_addr,
&iface->addr4_list);
spin_unlock(&netlbl_unlhsh_lock);
- if (list_entry == NULL)
+ if (list_entry != NULL)
+ entry = netlbl_unlhsh_addr4_entry(list_entry);
+ else
ret_val = -ENOENT;
- entry = netlbl_unlhsh_addr4_entry(list_entry);
audit_buf = netlbl_audit_start_common(AUDIT_MAC_UNLBL_STCDEL,
audit_info);
@@ -634,9 +635,10 @@ static int netlbl_unlhsh_remove_addr6(struct net *net,
spin_lock(&netlbl_unlhsh_lock);
list_entry = netlbl_af6list_remove(addr, mask, &iface->addr6_list);
spin_unlock(&netlbl_unlhsh_lock);
- if (list_entry == NULL)
+ if (list_entry != NULL)
+ entry = netlbl_unlhsh_addr6_entry(list_entry);
+ else
ret_val = -ENOENT;
- entry = netlbl_unlhsh_addr6_entry(list_entry);
audit_buf = netlbl_audit_start_common(AUDIT_MAC_UNLBL_STCDEL,
audit_info);
Fix a potential NULL pointer dereference seen when trying to remove a static label configuration with an invalid address/mask combination. Signed-off-by: Paul Moore <paul.moore@hp.com> --- net/netlabel/netlabel_unlabeled.c | 10 ++++++---- 1 files changed, 6 insertions(+), 4 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html