svn commit: r208785 - head/lib/libc/posix1e

Edward Tomasz Napierala trasz at FreeBSD.org
Thu Jun 3 14:29:18 UTC 2010


Author: trasz
Date: Thu Jun  3 14:29:17 2010
New Revision: 208785
URL: http://svn.freebsd.org/changeset/base/208785

Log:
  _posix1e_acl_sort() never returns anything other than 0; change its
  return type to void and update callers.  This simplifies code and
  fixes one place where the returned value was not actually checked.
  
  Found with:	Coverity Prevent
  CID:		4791

Modified:
  head/lib/libc/posix1e/acl_set.c
  head/lib/libc/posix1e/acl_support.c
  head/lib/libc/posix1e/acl_support.h
  head/lib/libc/posix1e/acl_valid.c

Modified: head/lib/libc/posix1e/acl_set.c
==============================================================================
--- head/lib/libc/posix1e/acl_set.c	Thu Jun  3 14:27:18 2010	(r208784)
+++ head/lib/libc/posix1e/acl_set.c	Thu Jun  3 14:29:17 2010	(r208785)
@@ -53,7 +53,6 @@ __FBSDID("$FreeBSD$");
 int
 acl_set_file(const char *path_p, acl_type_t type, acl_t acl)
 {
-	int	error;
 
 	if (acl == NULL || path_p == NULL) {
 		errno = EINVAL;
@@ -64,13 +63,8 @@ acl_set_file(const char *path_p, acl_typ
 		errno = EINVAL;
 		return (-1);
 	}
-	if (_posix1e_acl(acl, type)) {
-		error = _posix1e_acl_sort(acl);
-		if (error) {
-			errno = error;
-			return (-1);
-		}
-	}
+	if (_posix1e_acl(acl, type))
+		_posix1e_acl_sort(acl);
 
 	acl->ats_cur_entry = 0;
 
@@ -80,7 +74,6 @@ acl_set_file(const char *path_p, acl_typ
 int
 acl_set_link_np(const char *path_p, acl_type_t type, acl_t acl)
 {
-	int	error;
 
 	if (acl == NULL || path_p == NULL) {
 		errno = EINVAL;
@@ -91,13 +84,8 @@ acl_set_link_np(const char *path_p, acl_
 		errno = EINVAL;
 		return (-1);
 	}
-	if (_posix1e_acl(acl, type)) {
-		error = _posix1e_acl_sort(acl);
-		if (error) {
-			errno = error;
-			return (-1);
-		}
-	}
+	if (_posix1e_acl(acl, type))
+		_posix1e_acl_sort(acl);
 
 	acl->ats_cur_entry = 0;
 
@@ -117,7 +105,6 @@ acl_set_fd(int fd, acl_t acl)
 int
 acl_set_fd_np(int fd, acl_t acl, acl_type_t type)
 {
-	int	error;
 
 	if (acl == NULL) {
 		errno = EINVAL;
@@ -128,13 +115,8 @@ acl_set_fd_np(int fd, acl_t acl, acl_typ
 		errno = EINVAL;
 		return (-1);
 	}
-	if (_posix1e_acl(acl, type)) {
-		error = _posix1e_acl_sort(acl);
-		if (error) {
-			errno = error;
-			return (-1);
-		}
-	}
+	if (_posix1e_acl(acl, type))
+		_posix1e_acl_sort(acl);
 
 	acl->ats_cur_entry = 0;
 

Modified: head/lib/libc/posix1e/acl_support.c
==============================================================================
--- head/lib/libc/posix1e/acl_support.c	Thu Jun  3 14:27:18 2010	(r208784)
+++ head/lib/libc/posix1e/acl_support.c	Thu Jun  3 14:29:17 2010	(r208785)
@@ -127,11 +127,9 @@ _posix1e_acl_entry_compare(struct acl_en
 }
 
 /*
- * _posix1e_acl_sort -- sort ACL entries in POSIX.1e-formatted ACLs
- * Give the opportunity to fail, although we don't currently have a way
- * to fail.
+ * _posix1e_acl_sort -- sort ACL entries in POSIX.1e-formatted ACLs.
  */
-int
+void
 _posix1e_acl_sort(acl_t acl)
 {
 	struct acl *acl_int;
@@ -140,8 +138,6 @@ _posix1e_acl_sort(acl_t acl)
 
 	qsort(&acl_int->acl_entry[0], acl_int->acl_cnt,
 	    sizeof(struct acl_entry), (compare) _posix1e_acl_entry_compare);
-
-	return (0);
 }
 
 /*

Modified: head/lib/libc/posix1e/acl_support.h
==============================================================================
--- head/lib/libc/posix1e/acl_support.h	Thu Jun  3 14:27:18 2010	(r208784)
+++ head/lib/libc/posix1e/acl_support.h	Thu Jun  3 14:29:17 2010	(r208785)
@@ -50,7 +50,7 @@ int	_nfs4_format_access_mask(char *str, 
 int	_nfs4_parse_flags(const char *str, acl_flag_t *var);
 int	_nfs4_parse_access_mask(const char *str, acl_perm_t *var);
 int	_posix1e_acl_check(acl_t acl);
-int	_posix1e_acl_sort(acl_t acl);
+void	_posix1e_acl_sort(acl_t acl);
 int	_posix1e_acl(acl_t acl, acl_type_t type);
 int	_posix1e_acl_id_to_name(acl_tag_t tag, uid_t id, ssize_t buf_len,
 	    char *buf, int flags);

Modified: head/lib/libc/posix1e/acl_valid.c
==============================================================================
--- head/lib/libc/posix1e/acl_valid.c	Thu Jun  3 14:27:18 2010	(r208784)
+++ head/lib/libc/posix1e/acl_valid.c	Thu Jun  3 14:29:17 2010	(r208785)
@@ -79,20 +79,14 @@ acl_valid(acl_t acl)
 int
 acl_valid_file_np(const char *pathp, acl_type_t type, acl_t acl)
 {
-	int	error;
 
 	if (pathp == NULL || acl == NULL) {
 		errno = EINVAL;
 		return (-1);
 	}
 	type = _acl_type_unold(type);
-	if (_posix1e_acl(acl, type)) {
-		error = _posix1e_acl_sort(acl);
-		if (error) {
-			errno = error;
-			return (-1);
-		}
-	}
+	if (_posix1e_acl(acl, type))
+		_posix1e_acl_sort(acl);
 
 	return (__acl_aclcheck_file(pathp, type, &acl->ats_acl));
 }
@@ -100,20 +94,14 @@ acl_valid_file_np(const char *pathp, acl
 int
 acl_valid_link_np(const char *pathp, acl_type_t type, acl_t acl)
 {
-	int	error;
 
 	if (pathp == NULL || acl == NULL) {
 		errno = EINVAL;
 		return (-1);
 	}
 	type = _acl_type_unold(type);
-	if (_posix1e_acl(acl, type)) {
-		error = _posix1e_acl_sort(acl);
-		if (error) {
-			errno = error;
-			return (-1);
-		}
-	}
+	if (_posix1e_acl(acl, type))
+		_posix1e_acl_sort(acl);
 
 	return (__acl_aclcheck_link(pathp, type, &acl->ats_acl));
 }
@@ -121,20 +109,14 @@ acl_valid_link_np(const char *pathp, acl
 int
 acl_valid_fd_np(int fd, acl_type_t type, acl_t acl)
 {
-	int	error;
 
 	if (acl == NULL) {
 		errno = EINVAL;
 		return (-1);
 	}
 	type = _acl_type_unold(type);
-	if (_posix1e_acl(acl, type)) {
-		error = _posix1e_acl_sort(acl);
-		if (error) {
-			errno = error;
-			return (-1);
-		}
-	}
+	if (_posix1e_acl(acl, type))
+		_posix1e_acl_sort(acl);
 
 	acl->ats_cur_entry = 0;
 


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