svn commit: r298074 - in head/sys/fs: cd9660 msdosfs

[Pedro F. Giffuni]

Author: pfg
Date: Fri Apr 15 17:28:24 2016
New Revision: 298074
URL: https://svnweb.freebsd.org/changeset/base/298074

Log:
  fs misc: for pointers replace 0 with NULL.
  
  Mostly cosmetical, no functional change.
  
  Found with devel/coccinelle.

Modified:
  head/sys/fs/cd9660/cd9660_vfsops.c
  head/sys/fs/msdosfs/msdosfs_conv.c
  head/sys/fs/msdosfs/msdosfs_fat.c
  head/sys/fs/msdosfs/msdosfs_lookup.c

Modified: head/sys/fs/cd9660/cd9660_vfsops.c
==============================================================================
--- head/sys/fs/cd9660/cd9660_vfsops.c  Fri Apr 15 17:27:20 2016        
(r298073)
+++ head/sys/fs/cd9660/cd9660_vfsops.c  Fri Apr 15 17:28:24 2016        
(r298074)
@@ -709,7 +709,7 @@ cd9660_vget_internal(mp, ino, flags, vpp
        if (error || *vpp != NULL)
                return (error);
 
-       if (isodir == 0) {
+       if (isodir == NULL) {
                int lbn, off;
 
                lbn = lblkno(imp, ino);
@@ -759,7 +759,7 @@ cd9660_vget_internal(mp, ino, flags, vpp
                }
 #endif
        } else
-               bp = 0;
+               bp = NULL;
 
        ip->i_mnt = imp;
 

Modified: head/sys/fs/msdosfs/msdosfs_conv.c
==============================================================================
--- head/sys/fs/msdosfs/msdosfs_conv.c  Fri Apr 15 17:27:20 2016        
(r298073)
+++ head/sys/fs/msdosfs/msdosfs_conv.c  Fri Apr 15 17:28:24 2016        
(r298074)
@@ -353,7 +353,7 @@ unix2dosfn(const u_char *un, u_char dn[1
         *       ignores all dots before extension, and use all
         *       chars as filename except for dots.
         */
-       dp = dp1 = 0;
+       dp = dp1 = NULL;
        for (cp = un + 1, i = unlen - 1; --i >= 0;) {
                switch (*cp++) {
                case '.':
@@ -365,7 +365,7 @@ unix2dosfn(const u_char *un, u_char dn[1
                default:
                        if (dp1)
                                dp = dp1;
-                       dp1 = 0;
+                       dp1 = NULL;
                        break;
                }
        }

Modified: head/sys/fs/msdosfs/msdosfs_fat.c
==============================================================================
--- head/sys/fs/msdosfs/msdosfs_fat.c   Fri Apr 15 17:27:20 2016        
(r298073)
+++ head/sys/fs/msdosfs/msdosfs_fat.c   Fri Apr 15 17:28:24 2016        
(r298074)
@@ -256,14 +256,14 @@ fc_lookup(struct denode *dep, u_long fin
 {
        int i;
        u_long cn;
-       struct fatcache *closest = 0;
+       struct fatcache *closest = NULL;
 
        ASSERT_VOP_LOCKED(DETOV(dep), "fc_lookup");
 
        for (i = 0; i < FC_SIZE; i++) {
                cn = dep->de_fc[i].fc_frcn;
                if (cn != FCE_EMPTY && cn <= findcn) {
-                       if (closest == 0 || cn > closest->fc_frcn)
+                       if (closest == NULL || cn > closest->fc_frcn)
                                closest = &dep->de_fc[i];
                }
        }

Modified: head/sys/fs/msdosfs/msdosfs_lookup.c
==============================================================================
--- head/sys/fs/msdosfs/msdosfs_lookup.c        Fri Apr 15 17:27:20 2016        
(r298073)
+++ head/sys/fs/msdosfs/msdosfs_lookup.c        Fri Apr 15 17:28:24 2016        
(r298074)
@@ -454,7 +454,7 @@ found:
         * in a deadlock.
         */
        brelse(bp);
-       bp = 0;
+       bp = NULL;
        
 foundroot:
        /*
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