[RFC PATCH v2 21/27] libselinux: simplify internal selabel_validate prototype

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Move the check whether to validate or not to the caller, to avoid all
having to carry the complete selabel_handle around.

Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
---
 libselinux/src/label.c                  | 5 ++---
 libselinux/src/label_backends_android.c | 2 +-
 libselinux/src/label_file.c             | 2 +-
 libselinux/src/label_internal.h         | 3 +--
 libselinux/src/matchpathcon.c           | 7 ++++---
 5 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/libselinux/src/label.c b/libselinux/src/label.c
index 9a972f79..1ea9bdcd 100644
--- a/libselinux/src/label.c
+++ b/libselinux/src/label.c
@@ -119,12 +119,11 @@ static inline int selabel_is_validate_set(const struct selinux_opt *opts,
 	return 0;
 }
 
-int selabel_validate(const struct selabel_handle *rec,
-		     struct selabel_lookup_rec *contexts)
+int selabel_validate(struct selabel_lookup_rec *contexts)
 {
 	int rc = 0;
 
-	if (!rec->validating || contexts->validated)
+	if (contexts->validated)
 		goto out;
 
 	rc = selinux_validate(&contexts->ctx_raw);
diff --git a/libselinux/src/label_backends_android.c b/libselinux/src/label_backends_android.c
index 6494f3cd..cd3875fc 100644
--- a/libselinux/src/label_backends_android.c
+++ b/libselinux/src/label_backends_android.c
@@ -126,7 +126,7 @@ static int process_line(struct selabel_handle *rec,
 		spec_arr[nspec].lr.ctx_raw = context;
 
 		if (rec->validating) {
-			if (selabel_validate(rec, &spec_arr[nspec].lr) < 0) {
+			if (selabel_validate(&spec_arr[nspec].lr) < 0) {
 				selinux_log(SELINUX_ERROR,
 					    "%s:  line %u has invalid context %s\n",
 					    path, lineno, spec_arr[nspec].lr.ctx_raw);
diff --git a/libselinux/src/label_file.c b/libselinux/src/label_file.c
index a5677411..64b58d42 100644
--- a/libselinux/src/label_file.c
+++ b/libselinux/src/label_file.c
@@ -404,7 +404,7 @@ end_arch_check:
 		spec->lr.ctx_raw = str_buf;
 
 		if (strcmp(spec->lr.ctx_raw, "<<none>>") && rec->validating) {
-			if (selabel_validate(rec, &spec->lr) < 0) {
+			if (selabel_validate(&spec->lr) < 0) {
 				selinux_log(SELINUX_ERROR,
 					    "%s: context %s is invalid\n",
 					    path, spec->lr.ctx_raw);
diff --git a/libselinux/src/label_internal.h b/libselinux/src/label_internal.h
index bc5a6928..ea60cd9a 100644
--- a/libselinux/src/label_internal.h
+++ b/libselinux/src/label_internal.h
@@ -118,8 +118,7 @@ struct selabel_handle {
  * Validation function
  */
 extern int
-selabel_validate(const struct selabel_handle *rec,
-		 struct selabel_lookup_rec *contexts) ;
+selabel_validate(struct selabel_lookup_rec *contexts);
 
 /*
  * Compatibility support
diff --git a/libselinux/src/matchpathcon.c b/libselinux/src/matchpathcon.c
index 971ace62..4ed25ce9 100644
--- a/libselinux/src/matchpathcon.c
+++ b/libselinux/src/matchpathcon.c
@@ -46,8 +46,8 @@ int compat_validate(const struct selabel_handle *rec,
 		rc = myinvalidcon(path, lineno, *ctx);
 	else if (mycanoncon)
 		rc = mycanoncon(path, lineno, ctx);
-	else {
-		rc = selabel_validate(rec, contexts);
+	else if (rec->validating) {
+		rc = selabel_validate(contexts);
 		if (rc < 0) {
 			if (lineno) {
 				COMPAT_LOG(SELINUX_WARNING,
@@ -58,7 +58,8 @@ int compat_validate(const struct selabel_handle *rec,
 					    "%s: has invalid context %s\n", path, *ctx);
 			}
 		}
-	}
+	} else
+		rc = 0;
 
 	return rc ? -1 : 0;
 }
-- 
2.40.1




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