fix cppcheck warnings

odk/source/unoapploader/unx/unoapploader.c

@@ -146,13 +146,15 @@ int main( int argc, char *argv[] )
             libpath = NULL;
             for (;;) {
                 size_t m;
-                libpath = realloc(libpath, n);
-                if (libpath == NULL) {
+                char * test = realloc(libpath, n);
+                if (test == NULL) {
                     fprintf(
                         stderr,
                         "Error: out of memory reading unoinfo output!\n");
+                    free(libpath);
                     exit(EXIT_FAILURE);
                 }
+                libpath = test;
                 m = fread(libpath + old, 1, n - old - 1, f);
                 if (m != n - old - 1) {
                     if (ferror(f)) {

odk/source/unoapploader/win/unoapploader.c

@@ -152,13 +152,15 @@ int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance,
             CloseHandle(procinfo.hThread);
             for (;;) {
                 DWORD m;
-                buf = realloc(buf, n);
-                if (buf == NULL) {
+                char * test = realloc(buf, n);
+                if (test == NULL) {
                     writeError(
                         "Error: out of memory reading unoinfo output!\n");
                     closeErrorFile();
+                    free(buf);
                     return 1;
                 }
+                buf = test;
                 if (!ReadFile(stdoutRead, buf + k, n - k, &m, NULL))
                 {
                     DWORD err = GetLastError();