bgetl() should return uns instead of u32

[libucw.git] / images / io-libungif.c

diff --git a/images/io-libungif.c b/images/io-libungif.c
index 9e19de266d2e1343f5a49623e9d5340bdfe213b7..c20c9f58d0fe65627607f3feae112a5e3c610d1b 100644 (file)
--- a/images/io-libungif.c
+++ b/images/io-libungif.c
@@ -190,8 +190,8 @@ libungif_read_data(struct image_io *io)
                return 0;
              }
 #        define DO_ROW_END do{ \
-             walk_row_start += dein_step; \
-             if (walk_row_start >= img_end) \
+             walk_row_start += dein_step; \
+             while (walk_row_start >= img_end) \
                { uns n = dein_next >> 1; walk_row_start = rdi.image->pixels + n, dein_step = dein_next; dein_next = n; } \
            }while(0)
 #        define IMAGE_WALK_PREFIX(x) walk_##x