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authorEric Sesterhenn <snakebyte@gmx.de>2006-03-24 03:15:31 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-24 07:33:18 -0800
commit88abaab4f9b08381e30e737980a1c49d6b524dfc (patch)
treed33aa82674c00c37cd293c9e888cff785880ce5a /drivers/s390/char/tape_core.c
parentfb630517f0d0736ea73af07d6b357be9ad67e6f1 (diff)
[PATCH] s390: kzalloc() conversion in drivers/s390
Convert all kmalloc + memset sequences in drivers/s390 to kzalloc usage. Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/s390/char/tape_core.c')
-rw-r--r--drivers/s390/char/tape_core.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c
index c6fab5dbdd4..389ee2c0f44 100644
--- a/drivers/s390/char/tape_core.c
+++ b/drivers/s390/char/tape_core.c
@@ -453,16 +453,14 @@ tape_alloc_device(void)
{
struct tape_device *device;
- device = (struct tape_device *)
- kmalloc(sizeof(struct tape_device), GFP_KERNEL);
+ device = kzalloc(sizeof(struct tape_device), GFP_KERNEL);
if (device == NULL) {
DBF_EXCEPTION(2, "ti:no mem\n");
PRINT_INFO ("can't allocate memory for "
"tape info structure\n");
return ERR_PTR(-ENOMEM);
}
- memset(device, 0, sizeof(struct tape_device));
- device->modeset_byte = (char *) kmalloc(1, GFP_KERNEL | GFP_DMA);
+ device->modeset_byte = kmalloc(1, GFP_KERNEL | GFP_DMA);
if (device->modeset_byte == NULL) {
DBF_EXCEPTION(2, "ti:no mem\n");
PRINT_INFO("can't allocate memory for modeset byte\n");
@@ -659,34 +657,30 @@ tape_alloc_request(int cplength, int datasize)
DBF_LH(6, "tape_alloc_request(%d, %d)\n", cplength, datasize);
- request = (struct tape_request *) kmalloc(sizeof(struct tape_request),
- GFP_KERNEL);
+ request = kzalloc(sizeof(struct tape_request), GFP_KERNEL);
if (request == NULL) {
DBF_EXCEPTION(1, "cqra nomem\n");
return ERR_PTR(-ENOMEM);
}
- memset(request, 0, sizeof(struct tape_request));
/* allocate channel program */
if (cplength > 0) {
- request->cpaddr = kmalloc(cplength*sizeof(struct ccw1),
+ request->cpaddr = kcalloc(cplength, sizeof(struct ccw1),
GFP_ATOMIC | GFP_DMA);
if (request->cpaddr == NULL) {
DBF_EXCEPTION(1, "cqra nomem\n");
kfree(request);
return ERR_PTR(-ENOMEM);
}
- memset(request->cpaddr, 0, cplength*sizeof(struct ccw1));
}
/* alloc small kernel buffer */
if (datasize > 0) {
- request->cpdata = kmalloc(datasize, GFP_KERNEL | GFP_DMA);
+ request->cpdata = kzalloc(datasize, GFP_KERNEL | GFP_DMA);
if (request->cpdata == NULL) {
DBF_EXCEPTION(1, "cqra nomem\n");
kfree(request->cpaddr);
kfree(request);
return ERR_PTR(-ENOMEM);
}
- memset(request->cpdata, 0, datasize);
}
DBF_LH(6, "New request %p(%p/%p)\n", request, request->cpaddr,
request->cpdata);