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authorAndrey Vagin <avagin@openvz.org>2014-09-09 14:51:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-09-10 15:42:12 -0700
commit1fc98d11cac6dd66342e5580cb2687e5b1e9a613 (patch)
tree6817fdfcb45abf1ff19ee0a57578976acbdabd14 /fs
parentacbbe6fbb240a927ee1f5994f04d31267d422215 (diff)
downloadop-kernel-dev-1fc98d11cac6dd66342e5580cb2687e5b1e9a613.zip
op-kernel-dev-1fc98d11cac6dd66342e5580cb2687e5b1e9a613.tar.gz
fsnotify/fdinfo: use named constants instead of hardcoded values
MAX_HANDLE_SZ is equal to 128, but currently the size of pad is only 64 bytes, so exportfs_encode_inode_fh can return an error. Signed-off-by: Andrey Vagin <avagin@openvz.org> Acked-by: Cyrill Gorcunov <gorcunov@openvz.org> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: <stable@vger.kernel.org> 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/notify/fdinfo.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/notify/fdinfo.c b/fs/notify/fdinfo.c
index 238a593..660d33b 100644
--- a/fs/notify/fdinfo.c
+++ b/fs/notify/fdinfo.c
@@ -42,7 +42,7 @@ static int show_mark_fhandle(struct seq_file *m, struct inode *inode)
{
struct {
struct file_handle handle;
- u8 pad[64];
+ u8 pad[MAX_HANDLE_SZ];
} f;
int size, ret, i;
@@ -50,7 +50,7 @@ static int show_mark_fhandle(struct seq_file *m, struct inode *inode)
size = f.handle.handle_bytes >> 2;
ret = exportfs_encode_inode_fh(inode, (struct fid *)f.handle.f_handle, &size, 0);
- if ((ret == 255) || (ret == -ENOSPC)) {
+ if ((ret == FILEID_INVALID) || (ret == -ENOSPC)) {
WARN_ONCE(1, "Can't encode file handler for inotify: %d\n", ret);
return 0;
}
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