Commit 554a826e authored by Horst Hummel's avatar Horst Hummel Committed by Linus Torvalds

[PATCH] s390: random values in result of BIODASDINFO2

Use kzalloc to get a zeroed buffer for the structure returned to user space by
the BIODASDINFO2 ioctl.  Not all fields are set up, e.g.  the read_devno is
missing.
Signed-off-by: default avatarHorst Hummel <horst.hummel@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent d0b2eaa3
...@@ -260,7 +260,7 @@ dasd_ioctl_information(struct dasd_device *device, ...@@ -260,7 +260,7 @@ dasd_ioctl_information(struct dasd_device *device,
if (!device->discipline->fill_info) if (!device->discipline->fill_info)
return -EINVAL; return -EINVAL;
dasd_info = kmalloc(sizeof(struct dasd_information2_t), GFP_KERNEL); dasd_info = kzalloc(sizeof(struct dasd_information2_t), GFP_KERNEL);
if (dasd_info == NULL) if (dasd_info == NULL)
return -ENOMEM; return -ENOMEM;
...@@ -303,8 +303,7 @@ dasd_ioctl_information(struct dasd_device *device, ...@@ -303,8 +303,7 @@ dasd_ioctl_information(struct dasd_device *device,
memcpy(dasd_info->type, device->discipline->name, 4); memcpy(dasd_info->type, device->discipline->name, 4);
else else
memcpy(dasd_info->type, "none", 4); memcpy(dasd_info->type, "none", 4);
dasd_info->req_queue_len = 0;
dasd_info->chanq_len = 0;
if (device->request_queue->request_fn) { if (device->request_queue->request_fn) {
struct list_head *l; struct list_head *l;
#ifdef DASD_EXTENDED_PROFILING #ifdef DASD_EXTENDED_PROFILING
......
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