File 0003-Fixed-wrong-error-handling-previous-commit... of Package dcmtk.18355

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File 0003-Fixed-wrong-error-handling-previous-commit.patch of Package dcmtk.18355

From 7d54f8efec995e5601d089fa17b0625c2b41af23 Mon Sep 17 00:00:00 2001
From: Joerg Riesmeier <dicom@jriesmeier.com>
Date: Mon, 22 Apr 2024 12:11:11 +0200
Subject: [PATCH 3/3] Fixed wrong error handling (previous commit).

Fixed wrong error handling introduced with the previous commit.
---
 dcmrt/libsrc/drttypes.cc |  6 +++---
 dcmsr/libsrc/dsrtypes.cc | 32 ++++++++++++++++++++------------
 2 files changed, 23 insertions(+), 15 deletions(-)

diff --git a/dcmrt/libsrc/drttypes.cc b/dcmrt/libsrc/drttypes.cc
index 77ff1674c..097ab9727 100644
--- a/dcmrt/libsrc/drttypes.cc
+++ b/dcmrt/libsrc/drttypes.cc
@@ -210,11 +210,11 @@ OFCondition DRTTypes::getAndCheckStringValueFromDataset(DcmItem &dataset,
 {
     DcmStack stack;
     OFCondition result = dataset.search(tagKey, stack, ESM_fromHere, OFFalse /*searchIntoSub*/);
-    if (result.good() && stack.top()->isElement())
+    if (result.good())
     {
-        DcmElement *element = OFstatic_cast(DcmElement *, stack.top());
-        if (element != NULL)
+        if (stack.top()->isElement())
         {
+            DcmElement *element = OFstatic_cast(DcmElement *, stack.top());
             if (checkElementValue(*element, vm, type, result, moduleName))
                 result = element->getOFString(stringValue, 0);
             else
diff --git a/dcmsr/libsrc/dsrtypes.cc b/dcmsr/libsrc/dsrtypes.cc
index a9d621859..166bfabff 100644
--- a/dcmsr/libsrc/dsrtypes.cc
+++ b/dcmsr/libsrc/dsrtypes.cc
@@ -1178,13 +1178,17 @@ OFCondition DSRTypes::getAndCheckElementFromDataset(DcmItem &dataset,
     DcmStack stack;
     const DcmTagKey tagKey = delem.getTag();
     OFCondition result = dataset.search(tagKey, stack, ESM_fromHere, OFFalse /*searchIntoSub*/);
-    if (result.good() && stack.top()->isElement())
+    if (result.good())
     {
-        /* copy object from search stack */
-        result = delem.copyFrom(*stack.top());
-        /* we need a reference to the original element in order to determine the SpecificCharacterSet */
-        if (!checkElementValue(OFstatic_cast(DcmElement *, stack.top()), tagKey, vm, type, result, moduleName, acceptViolation))
-            result = SR_EC_InvalidValue;
+        if (stack.top()->isElement())
+        {
+            /* copy object from search stack */
+            result = delem.copyFrom(*stack.top());
+            /* we need a reference to the original element in order to determine the SpecificCharacterSet */
+            if (!checkElementValue(OFstatic_cast(DcmElement *, stack.top()), tagKey, vm, type, result, moduleName, acceptViolation))
+                result = SR_EC_InvalidValue;
+        } else
+            result = EC_CorruptedData;
     }
     /* the element could not be found in the dataset */
     else if (!checkElementValue(delem, vm, type, result, moduleName, acceptViolation))
@@ -1203,13 +1207,17 @@ OFCondition DSRTypes::getAndCheckStringValueFromDataset(DcmItem &dataset,
 {
     DcmStack stack;
     OFCondition result = dataset.search(tagKey, stack, ESM_fromHere, OFFalse /*searchIntoSub*/);
-    if (result.good() && stack.top()->isElement())
+    if (result.good())
     {
-        DcmElement *delem = OFstatic_cast(DcmElement *, stack.top());
-        /* we need a reference to the original element in order to determine the SpecificCharacterSet */
-        if (!checkElementValue(delem, tagKey, vm, type, result, moduleName, acceptViolation))
-            result = SR_EC_InvalidValue;
-        delem->getOFString(stringValue, 0);
+        if (stack.top()->isElement())
+        {
+            DcmElement *delem = OFstatic_cast(DcmElement *, stack.top());
+            /* we need a reference to the original element in order to determine the SpecificCharacterSet */
+            if (!checkElementValue(delem, tagKey, vm, type, result, moduleName, acceptViolation))
+                result = SR_EC_InvalidValue;
+            delem->getOFString(stringValue, 0);
+        } else
+            result = EC_CorruptedData;
     } else {
         if ((type == "1") || (type == "2"))
         {
-- 
2.44.0

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