diff options
| author | Daisuke Ogino <ogino.daisuke@jp.fujitsu.com> | 2011-07-26 16:08:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-26 16:49:43 -0700 |
| commit | d2857e79a2ba7c155eaa1a7d3581c8d26b31e54e (patch) | |
| tree | 6e008e65884e991c8696de2862166b7a0d603e06 /fs | |
| parent | 5296f6d315bdd8f1dc97348b788638327a6ab192 (diff) | |
| download | op-kernel-dev-d2857e79a2ba7c155eaa1a7d3581c8d26b31e54e.zip op-kernel-dev-d2857e79a2ba7c155eaa1a7d3581c8d26b31e54e.tar.gz | |
procfs: return ENOENT on opening a being-removed proc entry
Change the return value to ENOENT. This return value is then returned
when opening the proc entry that have been removed. For example,
open("/proc/bus/pci/XX/YY") when the corresponding device is being
hot-removed.
Signed-off-by: Daisuke Ogino <ogino.daisuke@jp.fujitsu.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Acked-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/proc/inode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c index 74b48cf..7ed72d6 100644 --- a/fs/proc/inode.c +++ b/fs/proc/inode.c @@ -319,7 +319,7 @@ static int proc_reg_open(struct inode *inode, struct file *file) if (!pde->proc_fops) { spin_unlock(&pde->pde_unload_lock); kfree(pdeo); - return -EINVAL; + return -ENOENT; } pde->pde_users++; open = pde->proc_fops->open; |
