[core] attempt to quiet compiler warning in LEDE

2017-09-05 20:16:26 -04:00 · 2017-09-05 20:16:26 -04:00 · 26dce93086
parent dadfb5fcf5
commit 26dce93086
1 changed files with 2 additions and 1 deletions
--- a/src/rand.c
+++ b/src/rand.c
@ -113,7 +113,8 @@ static int li_rand_device_bytes (unsigned char *buf, int num)
            ssize_t rd = 0;
          #ifdef RNDGETENTCNT
            int entropy;
-            if (0 == ioctl(fd, RNDGETENTCNT, &entropy) && entropy >= num*8)
+            if (0 == ioctl(fd, (unsigned long)(RNDGETENTCNT), &entropy)
+                && entropy >= num*8)
          #endif
                rd = read(fd, buf, (size_t)num);
            close(fd);