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authorMiklos Szeredi <mszeredi@suse.cz>2007-10-16 23:27:08 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 08:42:52 -0700
commit1a159dd229e6a70e3ffd3f785cb51fa61b232279 (patch)
tree25d7596b718b37dccedc1a4486e4afc45e29a772
parent22590e41cb569add194829c08dc0ceea74b38a65 (diff)
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exec: remove unnecessary check for MNT_NOEXEC
vfs_permission(MAY_EXEC) checks if the filesystem is mounted with "noexec", so there's no need to repeat this check in sys_uselib() and open_exec(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/exec.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/exec.c b/fs/exec.c
index cbd183d..59c0038 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -112,9 +112,6 @@ asmlinkage long sys_uselib(const char __user * library)
if (error)
goto out;
- error = -EACCES;
- if (nd.mnt->mnt_flags & MNT_NOEXEC)
- goto exit;
error = -EINVAL;
if (!S_ISREG(nd.dentry->d_inode->i_mode))
goto exit;
@@ -658,8 +655,7 @@ struct file *open_exec(const char *name)
if (!err) {
struct inode *inode = nd.dentry->d_inode;
file = ERR_PTR(-EACCES);
- if (!(nd.mnt->mnt_flags & MNT_NOEXEC) &&
- S_ISREG(inode->i_mode)) {
+ if (S_ISREG(inode->i_mode)) {
int err = vfs_permission(&nd, MAY_EXEC);
file = ERR_PTR(err);
if (!err) {