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Relax /proc fix a bit

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Clearign all of i_mode was a bit draconian. We only really care about
S_ISUID/ISGID, after all.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Linus Torvalds 2006-07-14 21:48:03 -07:00
parent 18b0bbd8ca
commit 9ee8ab9fbf
1 changed files with 2 additions and 1 deletions
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3
fs/proc/base.c
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@ -1338,8 +1338,8 @@ static int pid_revalidate(struct dentry *dentry, struct nameidata *nd)
} else { } else {
inode->i_uid = 0; inode->i_uid = 0;
inode->i_gid = 0; inode->i_gid = 0;
inode->i_mode = 0;
} }
inode->i_mode &= ~(S_ISUID | S_ISGID);
security_task_to_inode(task, inode); security_task_to_inode(task, inode);
put_task_struct(task); put_task_struct(task);
return 1; return 1;
@ -1390,6 +1390,7 @@ static int tid_fd_revalidate(struct dentry *dentry, struct nameidata *nd)
inode->i_uid = 0; inode->i_uid = 0;
inode->i_gid = 0; inode->i_gid = 0;
} }
inode->i_mode &= ~(S_ISUID | S_ISGID);
security_task_to_inode(task, inode); security_task_to_inode(task, inode);
put_task_struct(task); put_task_struct(task);
return 1; return 1;