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authorarchie <archie@FreeBSD.org>2002-08-21 23:39:52 +0000
committerarchie <archie@FreeBSD.org>2002-08-21 23:39:52 +0000
commit5ea3052c0e0ddd257c2631b341c26580d485f5a2 (patch)
tree1aa91b5ec5517c217eec4a7a21d7bbdda3cfac9e /sys/dev/syscons
parentb2a49bf492ead0fa0da6c51debe0ead1c2c57a82 (diff)
downloadFreeBSD-src-5ea3052c0e0ddd257c2631b341c26580d485f5a2.zip
FreeBSD-src-5ea3052c0e0ddd257c2631b341c26580d485f5a2.tar.gz
Don't use "NULL" when "0" is really meant.
Diffstat (limited to 'sys/dev/syscons')
-rw-r--r--sys/dev/syscons/scvtb.c8
-rw-r--r--sys/dev/syscons/syscons.c2
2 files changed, 5 insertions, 5 deletions
diff --git a/sys/dev/syscons/scvtb.c b/sys/dev/syscons/scvtb.c
index cbfde4c..6712e9b 100644
--- a/sys/dev/syscons/scvtb.c
+++ b/sys/dev/syscons/scvtb.c
@@ -51,7 +51,7 @@ sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, void *buf, int wait)
vtb->vtb_cols = cols;
vtb->vtb_rows = rows;
vtb->vtb_size = cols*rows;
- vtb->vtb_buffer = NULL;
+ vtb->vtb_buffer = 0;
vtb->vtb_tail = 0;
switch (type) {
@@ -62,7 +62,7 @@ sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, void *buf, int wait)
(vm_offset_t)malloc(cols*rows*sizeof(u_int16_t),
M_DEVBUF,
(wait) ? M_WAITOK : M_NOWAIT);
- if (vtb->vtb_buffer != NULL) {
+ if (vtb->vtb_buffer != 0) {
bzero((void *)sc_vtb_pointer(vtb, 0),
cols*rows*sizeof(u_int16_t));
vtb->vtb_flags |= VTB_ALLOCED;
@@ -92,11 +92,11 @@ sc_vtb_destroy(sc_vtb_t *vtb)
vtb->vtb_tail = 0;
p = vtb->vtb_buffer;
- vtb->vtb_buffer = NULL;
+ vtb->vtb_buffer = 0;
switch (vtb->vtb_type) {
case VTB_MEMORY:
case VTB_RINGBUFFER:
- if ((vtb->vtb_flags & VTB_ALLOCED) && (p != NULL))
+ if ((vtb->vtb_flags & VTB_ALLOCED) && (p != 0))
free((void *)p, M_DEVBUF);
break;
default:
diff --git a/sys/dev/syscons/syscons.c b/sys/dev/syscons/syscons.c
index d33f02b..4673c34 100644
--- a/sys/dev/syscons/syscons.c
+++ b/sys/dev/syscons/syscons.c
@@ -867,7 +867,7 @@ scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td)
hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) *
sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t);
else
- hstp = NULL;
+ hstp = 0;
retval = 0;
for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) {
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