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| author | Al Viro <viro@ftp.linux.org.uk> | 2007-03-12 19:17:58 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-15 01:27:48 +0300 |
| commit | 04ff97086b1a3237bbd1fe6390fa80fe75207e23 (patch) | |
| tree | 877e26055759d84a726c6bc68245bc6f9a4a5753 /security/selinux | |
| parent | c4823bce033be74c0fcfbcae2f1be0854fdc2e18 (diff) | |
| download | linux-04ff97086b1a3237bbd1fe6390fa80fe75207e23.tar.xz | |
[PATCH] sanitize security_getprocattr() API
have it return the buffer it had allocated
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Acked-by: James Morris <jmorris@namei.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'security/selinux')
| -rw-r--r-- | security/selinux/hooks.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 19a385e9968e..d41e24d6ae41 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -4468,11 +4468,12 @@ static void selinux_d_instantiate (struct dentry *dentry, struct inode *inode) } static int selinux_getprocattr(struct task_struct *p, - char *name, void *value, size_t size) + char *name, char **value) { struct task_security_struct *tsec; u32 sid; int error; + unsigned len; if (current != p) { error = task_has_perm(current, p, PROCESS__GETATTR); @@ -4500,7 +4501,10 @@ static int selinux_getprocattr(struct task_struct *p, if (!sid) return 0; - return selinux_getsecurity(sid, value, size); + error = security_sid_to_context(sid, value, &len); + if (error) + return error; + return len; } static int selinux_setprocattr(struct task_struct *p, |