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authorChristoph Hellwig <hch@infradead.org>2007-08-16 15:37:36 +1000
committerTim Shimmin <tes@chook.melbourne.sgi.com>2007-09-05 14:47:33 +1000
commit4b80916b29170744632356dd2e801f7c374676eb (patch)
tree9714752ddfffd543dcd512a7f1920d53d92c1054 /fs
parent8da22d7a3690818f6d340baa0ea585e71f0c506f (diff)
downloadlinux-linaro-4b80916b29170744632356dd2e801f7c374676eb.tar.gz
[XFS] Fix sparse NULL vs 0 warnings
Sparse now warns about comparing pointers to 0, so change all instance where that happens to NULL instead. SGI-PV: 968555 SGI-Modid: xfs-linux-melb:xfs-kern:29308a Signed-off-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: David Chinner <dgc@sgi.com> Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/xfs_log.c12
-rw-r--r--fs/xfs/xfs_log_recover.c12
2 files changed, 12 insertions, 12 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 9d4c4fbeb3e..9bfb69e1e88 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -2185,13 +2185,13 @@ xlog_state_do_callback(
}
cb = iclog->ic_callback;
- while (cb != 0) {
+ while (cb) {
iclog->ic_callback_tail = &(iclog->ic_callback);
iclog->ic_callback = NULL;
LOG_UNLOCK(log, s);
/* perform callbacks in the order given */
- for (; cb != 0; cb = cb_next) {
+ for (; cb; cb = cb_next) {
cb_next = cb->cb_next;
cb->cb_func(cb->cb_arg, aborted);
}
@@ -2202,7 +2202,7 @@ xlog_state_do_callback(
loopdidcallbacks++;
funcdidcallbacks++;
- ASSERT(iclog->ic_callback == 0);
+ ASSERT(iclog->ic_callback == NULL);
if (!(iclog->ic_state & XLOG_STATE_IOERROR))
iclog->ic_state = XLOG_STATE_DIRTY;
@@ -3242,10 +3242,10 @@ xlog_ticket_put(xlog_t *log,
#else
/* When we debug, it is easier if tickets are cycled */
ticket->t_next = NULL;
- if (log->l_tail != 0) {
+ if (log->l_tail) {
log->l_tail->t_next = ticket;
} else {
- ASSERT(log->l_freelist == 0);
+ ASSERT(log->l_freelist == NULL);
log->l_freelist = ticket;
}
log->l_tail = ticket;
@@ -3463,7 +3463,7 @@ xlog_verify_iclog(xlog_t *log,
s = LOG_LOCK(log);
icptr = log->l_iclog;
for (i=0; i < log->l_iclog_bufs; i++) {
- if (icptr == 0)
+ if (icptr == NULL)
xlog_panic("xlog_verify_iclog: invalid ptr");
icptr = icptr->ic_next;
}
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index fddbb091a86..8ae6e8e5f3d 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -1366,7 +1366,7 @@ xlog_recover_add_to_cont_trans(
int old_len;
item = trans->r_itemq;
- if (item == 0) {
+ if (item == NULL) {
/* finish copying rest of trans header */
xlog_recover_add_item(&trans->r_itemq);
ptr = (xfs_caddr_t) &trans->r_theader +
@@ -1412,7 +1412,7 @@ xlog_recover_add_to_trans(
if (!len)
return 0;
item = trans->r_itemq;
- if (item == 0) {
+ if (item == NULL) {
ASSERT(*(uint *)dp == XFS_TRANS_HEADER_MAGIC);
if (len == sizeof(xfs_trans_header_t))
xlog_recover_add_item(&trans->r_itemq);
@@ -1467,12 +1467,12 @@ xlog_recover_unlink_tid(
xlog_recover_t *tp;
int found = 0;
- ASSERT(trans != 0);
+ ASSERT(trans != NULL);
if (trans == *q) {
*q = (*q)->r_next;
} else {
tp = *q;
- while (tp != 0) {
+ while (tp) {
if (tp->r_next == trans) {
found = 1;
break;
@@ -1495,7 +1495,7 @@ xlog_recover_insert_item_backq(
xlog_recover_item_t **q,
xlog_recover_item_t *item)
{
- if (*q == 0) {
+ if (*q == NULL) {
item->ri_prev = item->ri_next = item;
*q = item;
} else {
@@ -1899,7 +1899,7 @@ xlog_recover_do_reg_buffer(
break;
nbits = xfs_contig_bits(data_map, map_size, bit);
ASSERT(nbits > 0);
- ASSERT(item->ri_buf[i].i_addr != 0);
+ ASSERT(item->ri_buf[i].i_addr != NULL);
ASSERT(item->ri_buf[i].i_len % XFS_BLI_CHUNK == 0);
ASSERT(XFS_BUF_COUNT(bp) >=
((uint)bit << XFS_BLI_SHIFT)+(nbits<<XFS_BLI_SHIFT));