Initialize uninitialized variables

piponazo · piponazo · commit ceae86899da8 · 2022-01-07T09:38:42.000+01:00
diff --git a/src/pngimage.cpp b/src/pngimage.cpp
@@ -92,7 +92,7 @@ namespace Exiv2 {
                 }
             }
         }
-    } // PngImage::PngImage
+    }
 
     std::string PngImage::mimeType() const
     {
@@ -102,7 +102,7 @@ namespace Exiv2 {
     static bool zlibToDataBuf(const byte* bytes,long length, DataBuf& result)
     {
         uLongf uncompressedLen = length * 2; // just a starting point
-        int    zlibResult;
+        int    zlibResult = Z_BUF_ERROR;
 
         do {
             result.alloc(uncompressedLen);
@@ -130,7 +130,7 @@ namespace Exiv2 {
     static bool zlibToCompressed(const byte* bytes,long length, DataBuf& result)
     {
         uLongf compressedLen = length; // just a starting point
-        int    zlibResult;
+        int    zlibResult = Z_BUF_ERROR;
 
         do {
             result.alloc(compressedLen);

Original file line number	Diff line number	Diff line change
`@@ -92,7 +92,7 @@ namespace Exiv2 {`
`92`	`92`	`}`
`93`	`93`	`}`
`94`	`94`	`}`
`95`		`- } // PngImage::PngImage`
	`95`	`+ }`
`96`	`96`
`97`	`97`	`std::string PngImage::mimeType() const`
`98`	`98`	`{`
`@@ -102,7 +102,7 @@ namespace Exiv2 {`
`102`	`102`	`static bool zlibToDataBuf(const byte* bytes,long length, DataBuf& result)`
`103`	`103`	`{`
`104`	`104`	`uLongf uncompressedLen = length * 2; // just a starting point`
`105`		`- int zlibResult;`
	`105`	`+ int zlibResult = Z_BUF_ERROR;`
`106`	`106`
`107`	`107`	`do {`
`108`	`108`	`result.alloc(uncompressedLen);`
`@@ -130,7 +130,7 @@ namespace Exiv2 {`
`130`	`130`	`static bool zlibToCompressed(const byte* bytes,long length, DataBuf& result)`
`131`	`131`	`{`
`132`	`132`	`uLongf compressedLen = length; // just a starting point`
`133`		`- int zlibResult;`
	`133`	`+ int zlibResult = Z_BUF_ERROR;`
`134`	`134`
`135`	`135`	`do {`
`136`	`136`	`result.alloc(compressedLen);`