Fix memory leak on failure in getFontencCharset

Error: Memory leak (CWE 401)
   Memory leak of pointer 'c' allocated with malloc(80)
        at line 297 of app/luit/charset.c in function 'getFontencCharset'.
          'c' allocated at line 290 with malloc(80).
        at line 303 of app/luit/charset.c in function 'getFontencCharset'.
          'c' allocated at line 290 with malloc(80).

[ This bug was found by the Parfait 0.4.2 bug checking tool.
  For more information see http://labs.oracle.com/projects/parfait/ ]

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/charset.c b/charset.c
index c74f262..8b72225 100644
--- a/charset.c
+++ b/charset.c
@@ -293,12 +293,14 @@ getFontencCharset(unsigned final, int type, const char *name)
 
     mapping = FontEncMapFind(fc->xlfd, FONT_ENCODING_UNICODE, -1, -1, NULL);
     if (!mapping) {
+	free(c);
 	fc->type = T_FAILED;
 	return NULL;
     }
 
     reverse = FontMapReverse(mapping);
     if (!reverse) {
+	free(c);
 	fc->type = T_FAILED;
 	return NULL;
     }