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authorDave Jones <davej@redhat.com>2006-12-12 17:41:41 -0500
committerDave Jones <davej@redhat.com>2006-12-12 17:41:41 -0500
commitc4366889dda8110247be59ca41fddb82951a8c26 (patch)
tree705c1a996bed8fd48ce94ff33ec9fd00f9b94875 /drivers/isdn/i4l/isdn_ppp.c
parentdb2fb9db5735cc532fd4fc55e94b9a3c3750378e (diff)
parente1036502e5263851259d147771226161e5ccc85a (diff)
Merge ../linus
Conflicts: drivers/cpufreq/cpufreq.c
Diffstat (limited to 'drivers/isdn/i4l/isdn_ppp.c')
-rw-r--r--drivers/isdn/i4l/isdn_ppp.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index 119412d6bd1..43811795b46 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c
@@ -667,7 +667,7 @@ isdn_ppp_poll(struct file *file, poll_table * wait)
if (is->debug & 0x2)
printk(KERN_DEBUG "isdn_ppp_poll: minor: %d\n",
- iminor(file->f_dentry->d_inode));
+ iminor(file->f_path.dentry->d_inode));
/* just registers wait_queue hook. This doesn't really wait. */
poll_wait(file, &is->wq, wait);
@@ -876,14 +876,12 @@ isdn_ppp_init(void)
#endif /* CONFIG_ISDN_MPP */
for (i = 0; i < ISDN_MAX_CHANNELS; i++) {
- if (!(ippp_table[i] = (struct ippp_struct *)
- kmalloc(sizeof(struct ippp_struct), GFP_KERNEL))) {
+ if (!(ippp_table[i] = kzalloc(sizeof(struct ippp_struct), GFP_KERNEL))) {
printk(KERN_WARNING "isdn_ppp_init: Could not alloc ippp_table\n");
for (j = 0; j < i; j++)
kfree(ippp_table[j]);
return -1;
}
- memset((char *) ippp_table[i], 0, sizeof(struct ippp_struct));
spin_lock_init(&ippp_table[i]->buflock);
ippp_table[i]->state = 0;
ippp_table[i]->first = ippp_table[i]->rq + NUM_RCV_BUFFS - 1;
@@ -1529,10 +1527,8 @@ static int isdn_ppp_mp_bundle_array_init(void)
{
int i;
int sz = ISDN_MAX_CHANNELS*sizeof(ippp_bundle);
- if( (isdn_ppp_bundle_arr = (ippp_bundle*)kmalloc(sz,
- GFP_KERNEL)) == NULL )
+ if( (isdn_ppp_bundle_arr = kzalloc(sz, GFP_KERNEL)) == NULL )
return -ENOMEM;
- memset(isdn_ppp_bundle_arr, 0, sz);
for( i = 0; i < ISDN_MAX_CHANNELS; i++ )
spin_lock_init(&isdn_ppp_bundle_arr[i].lock);
return 0;
@@ -2246,13 +2242,12 @@ static void isdn_ppp_ccp_xmit_reset(struct ippp_struct *is, int proto,
static struct ippp_ccp_reset *isdn_ppp_ccp_reset_alloc(struct ippp_struct *is)
{
struct ippp_ccp_reset *r;
- r = kmalloc(sizeof(struct ippp_ccp_reset), GFP_KERNEL);
+ r = kzalloc(sizeof(struct ippp_ccp_reset), GFP_KERNEL);
if(!r) {
printk(KERN_ERR "ippp_ccp: failed to allocate reset data"
" structure - no mem\n");
return NULL;
}
- memset(r, 0, sizeof(struct ippp_ccp_reset));
printk(KERN_DEBUG "ippp_ccp: allocated reset data structure %p\n", r);
is->reset = r;
return r;
@@ -2338,10 +2333,9 @@ static struct ippp_ccp_reset_state *isdn_ppp_ccp_reset_alloc_state(struct ippp_s
id);
return NULL;
} else {
- rs = kmalloc(sizeof(struct ippp_ccp_reset_state), GFP_KERNEL);
+ rs = kzalloc(sizeof(struct ippp_ccp_reset_state), GFP_KERNEL);
if(!rs)
return NULL;
- memset(rs, 0, sizeof(struct ippp_ccp_reset_state));
rs->state = CCPResetIdle;
rs->is = is;
rs->id = id;
@@ -2536,6 +2530,11 @@ static struct sk_buff *isdn_ppp_decompress(struct sk_buff *skb,struct ippp_struc
rsparm.maxdlen = IPPP_RESET_MAXDATABYTES;
skb_out = dev_alloc_skb(is->mru + PPP_HDRLEN);
+ if (!skb_out) {
+ kfree_skb(skb);
+ printk(KERN_ERR "ippp: decomp memory allocation failure\n");
+ return NULL;
+ }
len = ipc->decompress(stat, skb, skb_out, &rsparm);
kfree_skb(skb);
if (len <= 0) {