* Modularization.
* - Jan 1995 Bjorn Ekwall
* Use ip_fast_csum from ip.h
- * - July 1995 Christos A. Polyzols
+ * - July 1995 Christos A. Polyzols
* Spotted bug in tcp option checking
*
*
* driver code belonging close to PPP and SLIP
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/types.h>
#include <linux/string.h>
register struct cstate *ts;
struct slcompress *comp;
- comp = (struct slcompress *)kmalloc(sizeof(struct slcompress),
- GFP_KERNEL);
+ comp = kzalloc(sizeof(struct slcompress), GFP_KERNEL);
if (! comp)
goto out_fail;
- memset(comp, 0, sizeof(struct slcompress));
if ( rslots > 0 && rslots < 256 ) {
size_t rsize = rslots * sizeof(struct cstate);
- comp->rstate = (struct cstate *) kmalloc(rsize, GFP_KERNEL);
+ comp->rstate = kzalloc(rsize, GFP_KERNEL);
if (! comp->rstate)
goto out_free;
- memset(comp->rstate, 0, rsize);
comp->rslot_limit = rslots - 1;
}
if ( tslots > 0 && tslots < 256 ) {
size_t tsize = tslots * sizeof(struct cstate);
- comp->tstate = (struct cstate *) kmalloc(tsize, GFP_KERNEL);
+ comp->tstate = kzalloc(tsize, GFP_KERNEL);
if (! comp->tstate)
goto out_free2;
- memset(comp->tstate, 0, tsize);
comp->tslot_limit = tslots - 1;
}
return comp;
out_free2:
- kfree((unsigned char *)comp->rstate);
+ kfree(comp->rstate);
out_free:
- kfree((unsigned char *)comp);
+ kfree(comp);
out_fail:
return NULL;
}
/*
* Don't play with runt packets.
*/
-
+
if(isize<sizeof(struct iphdr))
return isize;
-
+
ip = (struct iphdr *) icp;
/* Bail if this packet isn't TCP, or is an IP fragment */
EXPORT_SYMBOL(slhc_uncompress);
EXPORT_SYMBOL(slhc_toss);
-#ifdef MODULE
-
-int init_module(void)
-{
- printk(KERN_INFO "CSLIP: code copyright 1989 Regents of the University of California\n");
- return 0;
-}
-
-void cleanup_module(void)
-{
- return;
-}
-
-#endif /* MODULE */
#else /* CONFIG_INET */