decode variable is only used when mbstring is avaliable.

diff --git a/ext/exif/exif.c b/ext/exif/exif.c
index 1e915d51490d6a5d30f753a5551e3055712807f8..6d25bb1f0a742c0806a2fbc1c1cfb2142d6a6ad6 100644 (file)
--- a/ext/exif/exif.c
+++ b/ext/exif/exif.c
@@ -2574,9 +2574,9 @@ static int exif_process_string(char **result, char *value, size_t byte_count TSR
 static int exif_process_user_comment(image_info_type *ImageInfo, char **pszInfoPtr, char **pszEncoding, char *szValuePtr, int ByteCount TSRMLS_DC)
 {
        int   a;
-       char  *decode;
 
 #ifdef HAVE_MBSTRING
+       char  *decode;
        size_t len;;
 #endif