Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6:
  klist.c: bit 0 in pointer can't be used as flag
  debugfs: introduce stub for debugfs_create_size_t() when DEBUG_FS=n
  sysfs: fix problems with binary files
  PNP: fix broken pnp lowercasing for acpi module aliases
  driver core: Convert '/' to '!' in dev_set_name()

5 files changed, 35 insertions, 3 deletions

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 8079afca4972..55e530942ab0 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -777,10 +777,16 @@ static void device_remove_class_symlinks(struct device *dev)
 int dev_set_name(struct device *dev, const char *fmt, ...)
 {
         va_list vargs;
+        char *s;
 
         va_start(vargs, fmt);
         vsnprintf(dev->bus_id, sizeof(dev->bus_id), fmt, vargs);
         va_end(vargs);
+
+        /* ewww... some of these buggers have / in the name... */
+        while ((s = strchr(dev->bus_id, '/')))
+                *s = '!';
+
         return 0;
 }
 EXPORT_SYMBOL_GPL(dev_set_name);
diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c
index 66f6e58a7e4b..f2c478c3424e 100644
--- a/fs/sysfs/bin.c
+++ b/fs/sysfs/bin.c
@@ -63,6 +63,9 @@ read(struct file *file, char __user *userbuf, size_t bytes, loff_t *off)
         int count = min_t(size_t, bytes, PAGE_SIZE);
         char *temp;
 
+        if (!bytes)
+                return 0;
+
         if (size) {
                 if (offs > size)
                         return 0;
@@ -131,6 +134,9 @@ static ssize_t write(struct file *file, const char __user *userbuf,
         int count = min_t(size_t, bytes, PAGE_SIZE);
         char *temp;
 
+        if (!bytes)
+                return 0;
+
         if (size) {
                 if (offs > size)
                         return 0;
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index 23936b16426b..0f5c33b0bd3e 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -162,6 +162,13 @@ static inline struct dentry *debugfs_create_x32(const char *name, mode_t mode,
         return ERR_PTR(-ENODEV);
 }
 
+struct dentry *debugfs_create_size_t(const char *name, mode_t mode,
+                                     struct dentry *parent,
+                                     size_t *value)
+{
+        return ERR_PTR(-ENODEV);
+}
+
 static inline struct dentry *debugfs_create_bool(const char *name, mode_t mode,
                                                  struct dentry *parent,
                                                  u32 *value)
diff --git a/include/linux/klist.h b/include/linux/klist.h
index d5a27af9dba5..e91a4e59b771 100644
--- a/include/linux/klist.h
+++ b/include/linux/klist.h
@@ -22,7 +22,7 @@ struct klist {
         struct list_head        k_list;
         void                    (*get)(struct klist_node *);
         void                    (*put)(struct klist_node *);
-};
+} __attribute__ ((aligned (4)));
 
 #define KLIST_INIT(_name, _get, _put)                                   \
         { .k_lock       = __SPIN_LOCK_UNLOCKED(_name.k_lock),           \
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index d4dc222a74f3..491b8b1b6abf 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -366,11 +366,17 @@ static void do_pnp_device_entry(void *symval, unsigned long size,
 
         for (i = 0; i < count; i++) {
                 const char *id = (char *)devs[i].id;
+                char acpi_id[sizeof(devs[0].id)];
+                int j;
 
                 buf_printf(&mod->dev_table_buf,
                            "MODULE_ALIAS(\"pnp:d%s*\");\n", id);
+
+                /* fix broken pnp bus lowercasing */
+                for (j = 0; j < sizeof(acpi_id); j++)
+                        acpi_id[j] = toupper(id[j]);
                 buf_printf(&mod->dev_table_buf,
-                           "MODULE_ALIAS(\"acpi*:%s:*\");\n", id);
+                           "MODULE_ALIAS(\"acpi*:%s:*\");\n", acpi_id);
         }
 }
 
@@ -416,10 +422,17 @@ static void do_pnp_card_entries(void *symval, unsigned long size,
 
                         /* add an individual alias for every device entry */
                         if (!dup) {
+                                char acpi_id[sizeof(card->devs[0].id)];
+                                int k;
+
                                 buf_printf(&mod->dev_table_buf,
                                            "MODULE_ALIAS(\"pnp:d%s*\");\n", id);
+
+                                /* fix broken pnp bus lowercasing */
+                                for (k = 0; k < sizeof(acpi_id); k++)
+                                        acpi_id[k] = toupper(id[k]);
                                 buf_printf(&mod->dev_table_buf,
-                                           "MODULE_ALIAS(\"acpi*:%s:*\");\n", id);
+                                           "MODULE_ALIAS(\"acpi*:%s:*\");\n", acpi_id);
                         }
                 }
         }