[S390] Show loaded DCSS segments under /proc/iomem.

[linux-2.6-omap-h63xx.git] / drivers / s390 / block / dcssblk.c

diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 44133250da2eeddb5252d244224607d333c4a5a0..bd1b66a54c213e30af5d24c5cfaa9521632cd11c 100644 (file)
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -230,7 +230,7 @@ dcssblk_shared_store(struct device *dev, struct device_attribute *attr, const ch
                                           SEGMENT_SHARED);
                if (rc < 0) {
                        BUG_ON(rc == -EINVAL);
-                       if (rc == -EIO || rc == -ENOENT)
+                       if (rc != -EAGAIN)
                                goto removeseg;
                } else {
                        dev_info->is_shared = 1;
@@ -253,7 +253,7 @@ dcssblk_shared_store(struct device *dev, struct device_attribute *attr, const ch
                                           SEGMENT_EXCLUSIVE);
                if (rc < 0) {
                        BUG_ON(rc == -EINVAL);
-                       if (rc == -EIO || rc == -ENOENT)
+                       if (rc != -EAGAIN)
                                goto removeseg;
                } else {
                        dev_info->is_shared = 0;
@@ -388,12 +388,11 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char
        /*
         * get a struct dcssblk_dev_info
         */
-       dev_info = kmalloc(sizeof(struct dcssblk_dev_info), GFP_KERNEL);
+       dev_info = kzalloc(sizeof(struct dcssblk_dev_info), GFP_KERNEL);
        if (dev_info == NULL) {
                rc = -ENOMEM;
                goto out;
        }
-       memset(dev_info, 0, sizeof(struct dcssblk_dev_info));
 
        strcpy(dev_info->segment_name, local_buf);
        strlcpy(dev_info->dev.bus_id, local_buf, BUS_ID_SIZE);