* io/ftw.c (open_dir_stream): Return right away if REALLOC fails.

	[Coverity CID 229, 230]

	* argp/argp-help.c (hol_entry_help): Handle STATE==NULL in ARG and
	DGETTEXT calls.
	(hol_help): Likewise.  [Coverity CID 226, 227]

	* string/argz-replace.c (__argz_replace): Unconditionally call
	free on SRC.  [Coverity CID 225]

	* nis/nis_creategroup.c (nis_creategroup): No need to duplicate
	the return value of __nis_default_owner and __nis_default_group,
	it has been especially allocated.  [Coverity CID 224]

5 files changed, 30 insertions, 12 deletions

diff --git a/ChangeLog b/ChangeLog
index a04f97b..feb50d1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,19 @@
 2006-05-09  Ulrich Drepper  <drepper@redhat.com>
 
+	* io/ftw.c (open_dir_stream): Return right away if REALLOC fails.
+	[Coverity CID 229, 230]
+
+	* argp/argp-help.c (hol_entry_help): Handle STATE==NULL in ARG and
+	DGETTEXT calls.
+	(hol_help): Likewise.  [Coverity CID 226, 227]
+
+	* string/argz-replace.c (__argz_replace): Unconditionally call
+	free on SRC.  [Coverity CID 225]
+
+	* nis/nis_creategroup.c (nis_creategroup): No need to duplicate
+	the return value of __nis_default_owner and __nis_default_group,
+	it has been especially allocated.  [Coverity CID 224]
+
 	* nis/nis_defaults.c (searchXYX): New functions.  Used by both
 	searchgroup and searchowner.  Significantly simplified.
 	(__nis_default_owner): Remove duplication.  Do not locally copy the
diff --git a/argp/argp-help.c b/argp/argp-help.c
index 7ba621b..13c0820 100644
--- a/argp/argp-help.c
+++ b/argp/argp-help.c
@@ -1105,7 +1105,9 @@ hol_entry_help (struct hol_entry *entry, const struct argp_state *state,
 	    __argp_fmtstream_putc (stream, '-');
 	    __argp_fmtstream_putc (stream, *so);
 	    if (!have_long_opt || uparams.dup_args)
-	      arg (real, " %s", "[%s]", state->root_argp->argp_domain, stream);
+	      arg (real, " %s", "[%s]",
+		   state == NULL ? NULL : state->root_argp->argp_domain,
+		   stream);
 	    else if (real->arg)
 	      hhstate->suppressed_dup_arg = 1;
 	  }
@@ -1125,7 +1127,8 @@ hol_entry_help (struct hol_entry *entry, const struct argp_state *state,
 	       have been done on the original; but documentation options
 	       should be pretty rare anyway...  */
 	    __argp_fmtstream_puts (stream,
-				   dgettext (state->root_argp->argp_domain,
+				   dgettext (state == NULL ? NULL
+					     : state->root_argp->argp_domain,
 					     opt->name));
 	  }
     }
@@ -1138,7 +1141,8 @@ hol_entry_help (struct hol_entry *entry, const struct argp_state *state,
 	  {
 	    comma (uparams.long_opt_col, &pest);
 	    __argp_fmtstream_printf (stream, "--%s", opt->name);
-	    arg (real, "=%s", "[=%s]", state->root_argp->argp_domain, stream);
+	    arg (real, "=%s", "[=%s]",
+		 state == NULL ? NULL : state->root_argp->argp_domain, stream);
 	  }
     }
 
@@ -1157,7 +1161,8 @@ hol_entry_help (struct hol_entry *entry, const struct argp_state *state,
     }
   else
     {
-      const char *tstr = real->doc ? dgettext (state->root_argp->argp_domain,
+      const char *tstr = real->doc ? dgettext (state == NULL ? NULL
+					       : state->root_argp->argp_domain,
 					       real->doc) : 0;
       const char *fstr = filter_doc (tstr, real->key, entry->argp, state);
       if (fstr && *fstr)
@@ -1205,7 +1210,8 @@ hol_help (struct hol *hol, const struct argp_state *state,
 
   if (hhstate.suppressed_dup_arg && uparams.dup_args_note)
     {
-      const char *tstr = dgettext (state->root_argp->argp_domain, "\
+      const char *tstr = dgettext (state == NULL ? NULL
+				   : state->root_argp->argp_domain, "\
 Mandatory or optional arguments to long options are also mandatory or \
 optional for any corresponding short options.");
       const char *fstr = filter_doc (tstr, ARGP_KEY_HELP_DUP_ARGS_NOTE,
diff --git a/io/ftw.c b/io/ftw.c
index 5c339a0..4138717 100644
--- a/io/ftw.c
+++ b/io/ftw.c
@@ -301,8 +301,7 @@ open_dir_stream (int *dfdp, struct ftw_data *data, struct dir_data *dirp)
 		      int save_err = errno;
 		      free (buf);
 		      __set_errno (save_err);
-		      result = -1;
-		      break;
+		      return -1;
 		    }
 		  buf = newp;
 		}
diff --git a/nis/nis_creategroup.c b/nis/nis_creategroup.c
index a7808ab..0e9e13d 100644
--- a/nis/nis_creategroup.c
+++ b/nis/nis_creategroup.c
@@ -52,8 +52,8 @@ nis_creategroup (const_nis_name group, unsigned int flags)
 
       obj->zo_oid.ctime = obj->zo_oid.mtime = time (NULL);
       obj->zo_name = strdup (leafbuf);
-      obj->zo_owner = strdup (__nis_default_owner (NULL));
-      obj->zo_group = strdup (__nis_default_group (NULL));
+      obj->zo_owner = __nis_default_owner (NULL);
+      obj->zo_group = __nis_default_group (NULL);
       obj->zo_domain = strdup (domainbuf);
       if (obj->zo_name == NULL || obj->zo_owner == NULL
 	  || obj->zo_group == NULL || obj->zo_domain == NULL)
diff --git a/string/argz-replace.c b/string/argz-replace.c
index 3c40624..1b0eb15 100644
--- a/string/argz-replace.c
+++ b/string/argz-replace.c
@@ -1,5 +1,5 @@
 /* String replacement in an argz vector
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Miles Bader <miles@gnu.ai.mit.edu>
 
@@ -121,8 +121,7 @@ __argz_replace (char **argz, size_t *argz_len, const char *str, const char *with
 	  if (! delayed_copy)
 	    /* We never found any instances of str.  */
 	    {
-	      if (src)
-		free (src);
+	      free (src);
 	      *argz = dst;
 	      *argz_len = dst_len;
 	    }