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authorLinus Torvalds <torvalds@linux-foundation.org>2012-12-21 17:09:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-21 17:09:07 -0800
commit769cb858c23ba7379ea27208624b444cd7b61af2 (patch)
treeba4227309416ae19d56ac7191dbb4fd0c1784a8c
parentb49249d10324d0fd6fb29725c2807dfd80d0edbc (diff)
parent9acbd26b0a5ac4a3d52d31034feb3d935e39032a (diff)
downloadop-kernel-dev-769cb858c23ba7379ea27208624b444cd7b61af2.zip
op-kernel-dev-769cb858c23ba7379ea27208624b444cd7b61af2.tar.gz
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
-rw-r--r--fs/cifs/cifs_debug.h6
-rw-r--r--fs/cifs/cifsfs.c1
-rw-r--r--fs/cifs/connect.c9
-rw-r--r--fs/cifs/readdir.c19
4 files changed, 18 insertions, 17 deletions
diff --git a/fs/cifs/cifs_debug.h b/fs/cifs/cifs_debug.h
index 86e92ef..69ae3d3 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 ce9f3c5..f653835 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 7635b5d..17c3643 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 6002fdc..cdd6ff4 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);
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