emile: Init ptrag as it might get used uninitialized if not

lib/emile/emile_image.c:2099:49: warning: 'ptrag' may be used uninitialized in this function [-Wmaybe-uninitialized]

diff --git a/src/lib/emile/emile_image.c b/src/lib/emile/emile_image.c
index dc1bed2..aed1ae8 100644 (file)
--- a/src/lib/emile/emile_image.c
+++ b/src/lib/emile/emile_image.c
@@ -1594,7 +1594,7 @@ _emile_jpeg_data(Emile_Image *image,
    const unsigned char *m = NULL;
    uint8_t *ptr, *line[16], *data;
    uint32_t *ptr2 = NULL, *ptr_rotate = NULL;
-   uint16_t *ptrag, *ptrag_rotate = NULL;
+   uint16_t *ptrag = NULL, *ptrag_rotate = NULL;
    uint8_t *ptrg = NULL, *ptrg_rotate = NULL;
    unsigned int x, y, l, i, scans;
    int region = 0;