AuxXxilium/linux_dsm_epyc7002
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6:
  selinux: Fix a panic in selinux_netlbl_inode_permission()
This commit is contained in:
Linus Torvalds 2009-03-02 15:44:08 -08:00
commit c742b4bf7a
1 changed files with 3 additions and 2 deletions
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5
security/selinux/netlabel.c
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@ -386,11 +386,12 @@ int selinux_netlbl_inode_permission(struct inode *inode, int mask)
if (!S_ISSOCK(inode->i_mode) || if (!S_ISSOCK(inode->i_mode) ||
((mask & (MAY_WRITE | MAY_APPEND)) == 0)) ((mask & (MAY_WRITE | MAY_APPEND)) == 0))
return 0; return 0;
sock = SOCKET_I(inode); sock = SOCKET_I(inode);
sk = sock->sk; sk = sock->sk;
if (sk == NULL)
return 0;
sksec = sk->sk_security; sksec = sk->sk_security;
if (sksec->nlbl_state != NLBL_REQUIRE) if (sksec == NULL || sksec->nlbl_state != NLBL_REQUIRE)
return 0; return 0;
local_bh_disable(); local_bh_disable();