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Diffstat (limited to 'fs/cifs/dir.c')
-rw-r--r--fs/cifs/dir.c22
1 files changed, 19 insertions, 3 deletions
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index df8fecb..bc7e244 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -492,7 +492,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
{
int xid;
int rc = 0; /* to get around spurious gcc warning, set to zero here */
- __u32 oplock = 0;
+ __u32 oplock = enable_oplocks ? REQ_OPLOCK : 0;
__u16 fileHandle = 0;
bool posix_open = false;
struct cifs_sb_info *cifs_sb;
@@ -584,10 +584,26 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
* If either that or op not supported returned, follow
* the normal lookup.
*/
- if ((rc == 0) || (rc == -ENOENT))
+ switch (rc) {
+ case 0:
+ /*
+ * The server may allow us to open things like
+ * FIFOs, but the client isn't set up to deal
+ * with that. If it's not a regular file, just
+ * close it and proceed as if it were a normal
+ * lookup.
+ */
+ if (newInode && !S_ISREG(newInode->i_mode)) {
+ CIFSSMBClose(xid, pTcon, fileHandle);
+ break;
+ }
+ case -ENOENT:
posix_open = true;
- else if ((rc == -EINVAL) || (rc != -EOPNOTSUPP))
+ case -EOPNOTSUPP:
+ break;
+ default:
pTcon->broken_posix_open = true;
+ }
}
if (!posix_open)
rc = cifs_get_inode_info_unix(&newInode, full_path,