silence some warnings for unset variables

By setting them when they are defined and when the compiler fails to see
the logic is ok.

Signed-off-by: Loic Dachary <loic@dachary.org>

2 files changed, 4 insertions, 4 deletions

diff --git a/src/gf.c b/src/gf.c
index c14f03e..5a71ad6 100644
--- a/src/gf.c
+++ b/src/gf.c
@@ -767,7 +767,7 @@ void gf_set_region_data(gf_region_data *rd,
   int xor,
   int align)
 {
-  gf_internal_t *h;
+  gf_internal_t *h = NULL;
   int wb;
   uint32_t a;
   unsigned long uls, uld;
diff --git a/src/gf_w8.c b/src/gf_w8.c
index b171639..44c42a5 100644
--- a/src/gf_w8.c
+++ b/src/gf_w8.c
@@ -799,9 +799,9 @@ gf_w8_logzero_multiply_region(gf_t *gf, void *src, void *dest, uint32_t val, int
 int gf_w8_log_init(gf_t *gf)
 {
   gf_internal_t *h;
-  struct gf_w8_logtable_data *ltd;
-  struct gf_w8_logzero_table_data *ztd;
-  struct gf_w8_logzero_small_table_data *std;
+  struct gf_w8_logtable_data *ltd = NULL;
+  struct gf_w8_logzero_table_data *ztd = NULL;
+  struct gf_w8_logzero_small_table_data *std = NULL;
   uint8_t *alt;
   uint8_t *inv;
   int i, b;