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authorJesper Juhl <jesper.juhl@gmail.com>2005-11-07 01:01:30 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-07 07:54:03 -0800
commit17fd682e544556a2a829e94383239c029bb21c5e (patch)
tree4b78bdd36efdbf9fb2c4c11382ed88898ceec48c /drivers/s390/net
parent3c7208f253571ee5f157b98f0e315b5172afe092 (diff)
[PATCH] kfree cleanup: drivers/s390
This is the drivers/s390/ part of the big kfree cleanup patch. Remove pointless checks for NULL prior to calling kfree() in drivers/s390/. Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Acked-by: Cornelia Huck <cohuck@de.ibm.com> Acked-by: Stefan Bader <Stefan.Bader@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/s390/net')
-rw-r--r--drivers/s390/net/claw.c36
-rw-r--r--drivers/s390/net/fsm.c3
-rw-r--r--drivers/s390/net/iucv.c12
-rw-r--r--drivers/s390/net/lcs.c3
-rw-r--r--drivers/s390/net/qeth_eddp.c3
5 files changed, 19 insertions, 38 deletions
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 3092473991a..1a1c3decea7 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -2743,14 +2743,10 @@ probe_error( struct ccwgroup_device *cgdev)
#endif
privptr=(struct claw_privbk *)cgdev->dev.driver_data;
if (privptr!=NULL) {
- if (privptr->p_env != NULL) {
- kfree(privptr->p_env);
- privptr->p_env=NULL;
- }
- if (privptr->p_mtc_envelope!=NULL) {
- kfree(privptr->p_mtc_envelope);
- privptr->p_mtc_envelope=NULL;
- }
+ kfree(privptr->p_env);
+ privptr->p_env=NULL;
+ kfree(privptr->p_mtc_envelope);
+ privptr->p_mtc_envelope=NULL;
kfree(privptr);
privptr=NULL;
}
@@ -4121,22 +4117,14 @@ claw_remove_device(struct ccwgroup_device *cgdev)
if (cgdev->state == CCWGROUP_ONLINE)
claw_shutdown_device(cgdev);
claw_remove_files(&cgdev->dev);
- if (priv->p_mtc_envelope!=NULL) {
- kfree(priv->p_mtc_envelope);
- priv->p_mtc_envelope=NULL;
- }
- if (priv->p_env != NULL) {
- kfree(priv->p_env);
- priv->p_env=NULL;
- }
- if (priv->channel[0].irb != NULL) {
- kfree(priv->channel[0].irb);
- priv->channel[0].irb=NULL;
- }
- if (priv->channel[1].irb != NULL) {
- kfree(priv->channel[1].irb);
- priv->channel[1].irb=NULL;
- }
+ kfree(priv->p_mtc_envelope);
+ priv->p_mtc_envelope=NULL;
+ kfree(priv->p_env);
+ priv->p_env=NULL;
+ kfree(priv->channel[0].irb);
+ priv->channel[0].irb=NULL;
+ kfree(priv->channel[1].irb);
+ priv->channel[1].irb=NULL;
kfree(priv);
cgdev->dev.driver_data=NULL;
cgdev->cdev[READ]->dev.driver_data = NULL;
diff --git a/drivers/s390/net/fsm.c b/drivers/s390/net/fsm.c
index 38f50b7129a..24029bd9c7d 100644
--- a/drivers/s390/net/fsm.c
+++ b/drivers/s390/net/fsm.c
@@ -78,8 +78,7 @@ kfree_fsm(fsm_instance *this)
{
if (this) {
if (this->f) {
- if (this->f->jumpmatrix)
- kfree(this->f->jumpmatrix);
+ kfree(this->f->jumpmatrix);
kfree(this->f);
}
kfree(this);
diff --git a/drivers/s390/net/iucv.c b/drivers/s390/net/iucv.c
index e08e74e1612..df7647c3c10 100644
--- a/drivers/s390/net/iucv.c
+++ b/drivers/s390/net/iucv.c
@@ -447,14 +447,10 @@ static void
iucv_exit(void)
{
iucv_retrieve_buffer();
- if (iucv_external_int_buffer) {
- kfree(iucv_external_int_buffer);
- iucv_external_int_buffer = NULL;
- }
- if (iucv_param_pool) {
- kfree(iucv_param_pool);
- iucv_param_pool = NULL;
- }
+ kfree(iucv_external_int_buffer);
+ iucv_external_int_buffer = NULL;
+ kfree(iucv_param_pool);
+ iucv_param_pool = NULL;
s390_root_dev_unregister(iucv_root);
bus_unregister(&iucv_bus);
printk(KERN_INFO "IUCV lowlevel driver unloaded\n");
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 46f34ba93ac..1c8ad2fcad8 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -145,8 +145,7 @@ lcs_free_channel(struct lcs_channel *channel)
LCS_DBF_TEXT(2, setup, "ichfree");
for (cnt = 0; cnt < LCS_NUM_BUFFS; cnt++) {
- if (channel->iob[cnt].data != NULL)
- kfree(channel->iob[cnt].data);
+ kfree(channel->iob[cnt].data);
channel->iob[cnt].data = NULL;
}
}
diff --git a/drivers/s390/net/qeth_eddp.c b/drivers/s390/net/qeth_eddp.c
index f94f1f25eec..011915d5e24 100644
--- a/drivers/s390/net/qeth_eddp.c
+++ b/drivers/s390/net/qeth_eddp.c
@@ -62,8 +62,7 @@ qeth_eddp_free_context(struct qeth_eddp_context *ctx)
for (i = 0; i < ctx->num_pages; ++i)
free_page((unsigned long)ctx->pages[i]);
kfree(ctx->pages);
- if (ctx->elements != NULL)
- kfree(ctx->elements);
+ kfree(ctx->elements);
kfree(ctx);
}