Use NULL in preference to 0 in pointer contexts.
This commit is contained in:
parent
13b4c4c3a3
commit
2c204a1631
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=188063
@ -407,10 +407,10 @@ sysctl_devstat(SYSCTL_HANDLER_ARGS)
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* Sysctl entries for devstat. The first one is a node that all the rest
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* hang off of.
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*/
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SYSCTL_NODE(_kern, OID_AUTO, devstat, CTLFLAG_RD, 0, "Device Statistics");
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SYSCTL_NODE(_kern, OID_AUTO, devstat, CTLFLAG_RD, NULL, "Device Statistics");
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SYSCTL_PROC(_kern_devstat, OID_AUTO, all, CTLFLAG_RD|CTLTYPE_OPAQUE,
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0, 0, sysctl_devstat, "S,devstat", "All devices in the devstat list");
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NULL, 0, sysctl_devstat, "S,devstat", "All devices in the devstat list");
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/*
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* Export the number of devices in the system so that userland utilities
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* can determine how much memory to allocate to hold all the devices.
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@ -534,4 +534,4 @@ devstat_free(struct devstat *dsp)
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}
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SYSCTL_INT(_debug_sizeof, OID_AUTO, devstat, CTLFLAG_RD,
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0, sizeof(struct devstat), "sizeof(struct devstat)");
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NULL, sizeof(struct devstat), "sizeof(struct devstat)");
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@ -207,7 +207,7 @@ kobj_lookup_method_class(kobj_class_t cls, kobjop_desc_t desc)
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}
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}
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return 0;
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return NULL;
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}
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static kobj_method_t*
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@ -230,7 +230,7 @@ kobj_lookup_method_mi(kobj_class_t cls,
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}
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}
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return 0;
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return NULL;
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}
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kobj_method_t*
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@ -261,7 +261,7 @@ kobj_class_free(kobj_class_t cls)
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{
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int i;
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kobj_method_t *m;
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void* ops = 0;
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void* ops = NULL;
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KOBJ_ASSERT(MA_NOTOWNED);
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KOBJ_LOCK();
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@ -281,7 +281,7 @@ kobj_class_free(kobj_class_t cls)
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* Free memory and clean up.
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*/
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ops = cls->ops;
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cls->ops = 0;
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cls->ops = NULL;
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}
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KOBJ_UNLOCK();
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@ -302,7 +302,7 @@ kobj_create(kobj_class_t cls,
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*/
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obj = malloc(cls->size, mtype, mflags | M_ZERO);
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if (!obj)
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return 0;
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return NULL;
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kobj_init(obj, cls);
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return obj;
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@ -355,7 +355,7 @@ kobj_delete(kobj_t obj, struct malloc_type *mtype)
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if (!refs)
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kobj_class_free(cls);
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obj->ops = 0;
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obj->ops = NULL;
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if (mtype)
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free(obj, mtype);
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}
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