Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6

Pull CIFS fixes from Steve French:
 "Misc small cifs fixes"

* 'for-next' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: eliminate cifsERROR variable
  cifs: don't compare uniqueids in cifs_prime_dcache unless server inode numbers are in use
  cifs: fix double-free of "string" in cifs_parse_mount_options

4 files changed, 18 insertions, 17 deletions

diff --git a/fs/cifs/cifs_debug.h b/fs/cifs/cifs_debug.h
index 86e92ef2abc1..69ae3d3c3b31 100644
--- a/fs/cifs/cifs_debug.h
+++ b/fs/cifs/cifs_debug.h
@@ -37,7 +37,6 @@ void dump_smb(void *, int);
 #define CIFS_TIMER      0x04
 
 extern int cifsFYI;
-extern int cifsERROR;
 
 /*
  *      debug ON
@@ -64,10 +63,7 @@ do {									\
 
 /* error event message: e.g., i/o error */
 #define cifserror(fmt, ...)                                             \
-do {                                                                    \
-        if (cifsERROR)                                                  \
-                printk(KERN_ERR "CIFS VFS: " fmt "\n", ##__VA_ARGS__);  \
-} while (0)
+        printk(KERN_ERR "CIFS VFS: " fmt "\n", ##__VA_ARGS__);          \
 
 #define cERROR(set, fmt, ...)                                           \
 do {                                                                    \
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index ce9f3c5421bf..f653835d067b 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -54,7 +54,6 @@
 #endif
 
 int cifsFYI = 0;
-int cifsERROR = 1;
 int traceSMB = 0;
 bool enable_oplocks = true;
 unsigned int linuxExtEnabled = 1;
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 7635b5db26a7..17c3643e5950 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1624,14 +1624,11 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
                 case Opt_unc:
                         string = vol->UNC;
                         vol->UNC = match_strdup(args);
-                        if (vol->UNC == NULL) {
-                                kfree(string);
+                        if (vol->UNC == NULL)
                                 goto out_nomem;
-                        }
 
                         convert_delimiter(vol->UNC, '\\');
                         if (vol->UNC[0] != '\\' || vol->UNC[1] != '\\') {
-                                kfree(string);
                                 printk(KERN_ERR "CIFS: UNC Path does not "
                                                 "begin with // or \\\\\n");
                                 goto cifs_parse_mount_err;
@@ -1687,10 +1684,8 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
 
                         string = vol->prepath;
                         vol->prepath = match_strdup(args);
-                        if (vol->prepath == NULL) {
-                                kfree(string);
+                        if (vol->prepath == NULL)
                                 goto out_nomem;
-                        }
                         /* Compare old prefixpath= option to new one */
                         if (!string || strcmp(string, vol->prepath))
                                 printk(KERN_WARNING "CIFS: the value of the "
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index 6002fdc920ae..cdd6ff48246b 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -78,6 +78,7 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name,
         struct dentry *dentry, *alias;
         struct inode *inode;
         struct super_block *sb = parent->d_inode->i_sb;
+        struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
 
         cFYI(1, "%s: for %s", __func__, name->name);
 
@@ -91,10 +92,20 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name,
                 int err;
 
                 inode = dentry->d_inode;
-                /* update inode in place if i_ino didn't change */
-                if (inode && CIFS_I(inode)->uniqueid == fattr->cf_uniqueid) {
-                        cifs_fattr_to_inode(inode, fattr);
-                        goto out;
+                if (inode) {
+                        /*
+                         * If we're generating inode numbers, then we don't
+                         * want to clobber the existing one with the one that
+                         * the readdir code created.
+                         */
+                        if (!(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM))
+                                fattr->cf_uniqueid = CIFS_I(inode)->uniqueid;
+
+                        /* update inode in place if i_ino didn't change */
+                        if (CIFS_I(inode)->uniqueid == fattr->cf_uniqueid) {
+                                cifs_fattr_to_inode(inode, fattr);
+                                goto out;
+                        }
                 }
                 err = d_invalidate(dentry);
                 dput(dentry);