Fix some issues detected by cppcheck.

4 files changed, 8 insertions, 10 deletions

diff --git a/src/actions/commands.cpp b/src/actions/commands.cpp
index ce4093110..0d3111b59 100644
--- a/src/actions/commands.cpp
+++ b/src/actions/commands.cpp
@@ -1166,11 +1166,11 @@ impHandler(craft)
 
 impHandler(npcClipboard)
 {
-    int x = 0;
-    int y = 0;
-
     if (npcHandler)
     {
+        int x = 0;
+        int y = 0;
+
         NpcDialog *const dialog = npcHandler->getCurrentNpcDialog();
 
         if (dialog && parse2Int(event.args, x, y))
diff --git a/src/being/castingeffect.cpp b/src/being/castingeffect.cpp
index abacfde48..d879c5ab6 100644
--- a/src/being/castingeffect.cpp
+++ b/src/being/castingeffect.cpp
@@ -43,17 +43,17 @@ CastingEffect::CastingEffect(const int skillId,
     Actor(),
     mSprite(animation.empty() ? nullptr :
         AnimatedSprite::load(paths.getStringValue("sprites") + animation)),
-    mPixelX(x * mapTileSize),
-    mPixelY(y * mapTileSize),
     mRectX((x - range) * mapTileSize),
     mRectY((y - range) * mapTileSize),
     mRectSize(range * mapTileSize * 2 + mapTileSize),
     mAnimationX(mRectX + (mRectSize - (mSprite ?
         mSprite->getWidth() : 0)) / 2),
     mAnimationY(mRectY + (mRectSize - (mSprite ?
-        mSprite->getHeight() : 0)) / 2),
-    mYDiff(range * mapTileSize + 31)
+        mSprite->getHeight() : 0)) / 2)
 {
+    mPixelX = x * mapTileSize;
+    mPixelY = y * mapTileSize;
+    mYDiff = range * mapTileSize + 31;
     if (!mSprite)
     {
         reportAlways("Skill %d/%d casting animation '%s' load failed",
diff --git a/src/being/castingeffect.h b/src/being/castingeffect.h
index 6958da880..fceccc10c 100644
--- a/src/being/castingeffect.h
+++ b/src/being/castingeffect.h
@@ -66,14 +66,11 @@ class CastingEffect final : public Actor
 
     protected:
         AnimatedSprite *mSprite;
-        int mPixelX;
-        int mPixelY;
         int mRectX;
         int mRectY;
         int mRectSize;
         int mAnimationX;
         int mAnimationY;
-        int mYDiff;
 };
 
 #endif  // BEING_CASTINGEFFECT_H
diff --git a/src/resources/mobileopenglscreenshothelper.cpp b/src/resources/mobileopenglscreenshothelper.cpp
index e6da43e95..57f024031 100644
--- a/src/resources/mobileopenglscreenshothelper.cpp
+++ b/src/resources/mobileopenglscreenshothelper.cpp
@@ -82,6 +82,7 @@ SDL_Surface *MobileOpenGLScreenshotHelper::getScreenshot()
     if (!screenshot)
     {
         MSDL_FreeSurface(tmpImage);
+        delete [] buf;
         return nullptr;
     }