X-Git-Url: http://git.samba.org/samba.git/?p=sfrench%2Fcifs-2.6.git;a=blobdiff_plain;f=fs%2Finotify.c;h=878ccca61213c7cefcff20ce7e1e5b8e10039aab;hp=9fbaebfdf40bef99428d0feaa50d9b69cba234d0;hb=0f36b018b2e314d45af86449f1a97facb1fbe300;hpb=ba9e358fd04190a59e605c2963a15e014139a707 diff --git a/fs/inotify.c b/fs/inotify.c index 9fbaebfdf40b..878ccca61213 100644 --- a/fs/inotify.c +++ b/fs/inotify.c @@ -33,6 +33,7 @@ #include #include #include +#include #include @@ -364,15 +365,16 @@ static int inotify_dev_get_wd(struct inotify_device *dev, /* * find_inode - resolve a user-given path to a specific inode and return a nd */ -static int find_inode(const char __user *dirname, struct nameidata *nd) +static int find_inode(const char __user *dirname, struct nameidata *nd, + unsigned flags) { int error; - error = __user_walk(dirname, LOOKUP_FOLLOW, nd); + error = __user_walk(dirname, flags, nd); if (error) return error; /* you can only watch an inode if you have read permissions on it */ - error = permission(nd->dentry->d_inode, MAY_READ, NULL); + error = vfs_permission(nd, MAY_READ); if (error) path_release(nd); return error; @@ -933,6 +935,7 @@ asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, u32 mask) struct file *filp; int ret, fput_needed; int mask_add = 0; + unsigned flags = 0; filp = fget_light(fd, &fput_needed); if (unlikely(!filp)) @@ -944,7 +947,12 @@ asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, u32 mask) goto fput_and_out; } - ret = find_inode(path, &nd); + if (!(mask & IN_DONT_FOLLOW)) + flags |= LOOKUP_FOLLOW; + if (mask & IN_ONLYDIR) + flags |= LOOKUP_DIRECTORY; + + ret = find_inode(path, &nd, flags); if (unlikely(ret)) goto fput_and_out;