[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>

1 files changed, 6 insertions, 6 deletions

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));