[ethtool PATCH v2 06/12] test-common.c: fix test_realloc(NULL, ...)

[David Decotigny]

From: Maciej Żenczykowski <m...@google.com>

This fixes:
  test-common.c: In function 'test_realloc':
  test-common.c:109:8: error: 'block' may be used uninitialized in this 
function [-Werror=maybe-uninitialized]
    block = realloc(block, sizeof(*block) + size);
          ^


Signed-off-by: David Decotigny <de...@googlers.com>
---
 test-common.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test-common.c b/test-common.c
index adc3cd4..cd63d1d 100644
--- a/test-common.c
+++ b/test-common.c
@@ -100,7 +100,7 @@ void test_free(void *ptr)
 
 void *test_realloc(void *ptr, size_t size)
 {
-       struct list_head *block;
+       struct list_head *block = NULL;
 
        if (ptr) {
                block = (struct list_head *)ptr - 1;
-- 
2.7.0.rc3.207.g0ac5344