antithread, htable, ilog: more misc sanitizer complaints.

[ccan] / ccan / antithread / alloc / tiny.c

diff --git a/ccan/antithread/alloc/tiny.c b/ccan/antithread/alloc/tiny.c
index ffd17c65734f881f1ca355ed9e1a5b705dd3ff46..d84974ee02cd3ce0f4c967c239e30e6b466f3241 100644 (file)
--- a/ccan/antithread/alloc/tiny.c
+++ b/ccan/antithread/alloc/tiny.c
@@ -353,7 +353,8 @@ bool tiny_alloc_check(void *pool, unsigned long poolsize)
        unsigned long arrsize = free_array_size(poolsize);
        unsigned char *arr = pool;
        unsigned long len, off, hdrlen;
-       unsigned long i, freearr[arrsize], num_freearr = 0;
+       /* Don't have sanitizer complain here if arrsize is 0! */
+       unsigned long i, freearr[arrsize ? arrsize : 1], num_freearr = 0;
        bool free;
 
        if (poolsize < MIN_BLOCK_SIZE)