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-rw-r--r--security/selinux/hooks.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 63701fe..265f33d 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2032,9 +2032,9 @@ static int selinux_inode_init_security(struct inode *inode, struct inode *dir,
struct inode_security_struct *dsec;
struct superblock_security_struct *sbsec;
struct inode_security_struct *isec;
- u32 newsid;
+ u32 newsid, clen;
int rc;
- char *namep, *context;
+ char *namep = NULL, *context;
tsec = current->security;
dsec = dir->i_security;
@@ -2059,17 +2059,22 @@ static int selinux_inode_init_security(struct inode *inode, struct inode *dir,
inode_security_set_sid(inode, newsid);
- namep = kstrdup(XATTR_SELINUX_SUFFIX, GFP_KERNEL);
- if (!namep)
- return -ENOMEM;
- *name = namep;
+ if (name) {
+ namep = kstrdup(XATTR_SELINUX_SUFFIX, GFP_KERNEL);
+ if (!namep)
+ return -ENOMEM;
+ *name = namep;
+ }
- rc = security_sid_to_context(newsid, &context, len);
- if (rc) {
- kfree(namep);
- return rc;
+ if (value && len) {
+ rc = security_sid_to_context(newsid, &context, &clen);
+ if (rc) {
+ kfree(namep);
+ return rc;
+ }
+ *value = context;
+ *len = clen;
}
- *value = context;
isec->security_attr_init = 1;
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