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authorAndreas Gruenbacher <agruenba@redhat.com>2015-12-24 19:09:39 +0300
committerPaul Moore <pmoore@redhat.com>2015-12-24 19:09:39 +0300
commitea861dfd9e0e7e044a6e65fa02a14b9159b568da (patch)
tree6769298c6df0c9de8f0d0860d49e04df5e41faf1
parenta44ca52ca6bd10ce588102789dde33f9fd6569cf (diff)
downloadlinux-ea861dfd9e0e7e044a6e65fa02a14b9159b568da.tar.xz
security: Make inode argument of inode_getsecurity non-const
Make the inode argument of the inode_getsecurity hook non-const so that we can use it to revalidate invalid security labels. Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com> Acked-by: Stephen Smalley <sds@tycho.nsa.gov> Signed-off-by: Paul Moore <pmoore@redhat.com>
-rw-r--r--include/linux/lsm_hooks.h2
-rw-r--r--include/linux/security.h4
-rw-r--r--security/security.c2
-rw-r--r--security/selinux/hooks.c2
-rw-r--r--security/smack/smack_lsm.c2
5 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index ec3a6bab29de..bdd0a3a8a0e4 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1413,7 +1413,7 @@ union security_list_options {
int (*inode_removexattr)(struct dentry *dentry, const char *name);
int (*inode_need_killpriv)(struct dentry *dentry);
int (*inode_killpriv)(struct dentry *dentry);
- int (*inode_getsecurity)(const struct inode *inode, const char *name,
+ int (*inode_getsecurity)(struct inode *inode, const char *name,
void **buffer, bool alloc);
int (*inode_setsecurity)(struct inode *inode, const char *name,
const void *value, size_t size,
diff --git a/include/linux/security.h b/include/linux/security.h
index 2f4c1f7aa7db..9ee61b264b23 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -270,7 +270,7 @@ int security_inode_listxattr(struct dentry *dentry);
int security_inode_removexattr(struct dentry *dentry, const char *name);
int security_inode_need_killpriv(struct dentry *dentry);
int security_inode_killpriv(struct dentry *dentry);
-int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc);
+int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc);
int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size);
void security_inode_getsecid(const struct inode *inode, u32 *secid);
@@ -719,7 +719,7 @@ static inline int security_inode_killpriv(struct dentry *dentry)
return cap_inode_killpriv(dentry);
}
-static inline int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
+static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
{
return -EOPNOTSUPP;
}
diff --git a/security/security.c b/security/security.c
index 46f405ce6b0f..73514c91d87f 100644
--- a/security/security.c
+++ b/security/security.c
@@ -697,7 +697,7 @@ int security_inode_killpriv(struct dentry *dentry)
return call_int_hook(inode_killpriv, 0, dentry);
}
-int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
+int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
{
if (unlikely(IS_PRIVATE(inode)))
return -EOPNOTSUPP;
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 714acadc027e..2e40c9c4e12c 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -3108,7 +3108,7 @@ static int selinux_inode_removexattr(struct dentry *dentry, const char *name)
*
* Permission check is handled by selinux_inode_getxattr hook.
*/
-static int selinux_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
+static int selinux_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
{
u32 size;
int error;
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index ff81026f6ddb..f0e694bccfd4 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -1465,7 +1465,7 @@ static int smack_inode_removexattr(struct dentry *dentry, const char *name)
*
* Returns the size of the attribute or an error code
*/
-static int smack_inode_getsecurity(const struct inode *inode,
+static int smack_inode_getsecurity(struct inode *inode,
const char *name, void **buffer,
bool alloc)
{