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Subject[PATCH] uselib: add missing MNT_NOEXEC check
We don't allow loading ELF shared library from noexec points so the
same should apply to sys_uselib aswell.


Signed-off-by: Christoph Hellwig <hch@lst.de>

Index: linux-2.6/fs/exec.c
===================================================================
--- linux-2.6.orig/fs/exec.c 2007-04-24 14:22:40.000000000 +0200
+++ linux-2.6/fs/exec.c 2007-04-24 14:22:57.000000000 +0200
@@ -133,6 +133,8 @@ asmlinkage long sys_uselib(const char __
goto out;

error = -EINVAL;
+ if (nd.mnt->mnt_flags & MNT_NOEXEC)
+ goto exit;
if (!S_ISREG(nd.dentry->d_inode->i_mode))
goto exit;

-
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