ps(1): Use calloc instead of malloc and memset.

Pull Request:	https://github.com/freebsd/freebsd-src/pull/546
MFC after:	1 week
Sponsored by:	NVIDIA Networking

diff --git a/bin/ps/ps.c b/bin/ps/ps.c
index 0c656d8a1544180ae5ecbe2e06af8da09f7ddcf4..89d90b78f2b0f02ee8c253873fbc66ef144d81d8 100644 (file)
--- a/bin/ps/ps.c
+++ b/bin/ps/ps.c
@@ -1096,8 +1096,7 @@ descendant_sort(KINFO *ki, int items)
         * Now populate ki_d.prefix (instead of ki_d.level) with the command
         * prefix used to show descendancies.
         */
-       path = malloc((maxlvl + 7) / 8);
-       memset(path, '\0', (maxlvl + 7) / 8);
+       path = calloc((maxlvl + 7) / 8, sizeof(unsigned char));
        for (src = 0; src < items; src++) {
                if ((lvl = ki[src].ki_d.level) == 0) {
                        ki[src].ki_d.prefix = NULL;