diff options
Diffstat (limited to 'lib/prefix.c')
| -rw-r--r-- | lib/prefix.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/lib/prefix.c b/lib/prefix.c index 1806ac49..c6922036 100644 --- a/lib/prefix.c +++ b/lib/prefix.c @@ -199,7 +199,10 @@ prefix_ipv4_new () { struct prefix_ipv4 *p; - p = XCALLOC (MTYPE_PREFIX_IPV4, sizeof *p); + /* Call prefix_new to allocate a full-size struct prefix to avoid problems + where the struct prefix_ipv4 is cast to struct prefix and unallocated + bytes were being referenced (e.g. in structure assignments). */ + p = (struct prefix_ipv4 *)prefix_new(); p->family = AF_INET; return p; } @@ -208,7 +211,7 @@ prefix_ipv4_new () void prefix_ipv4_free (struct prefix_ipv4 *p) { - XFREE (MTYPE_PREFIX_IPV4, p); + prefix_free((struct prefix *)p); } /* When string format is invalid return 0. */ @@ -348,7 +351,9 @@ prefix_ipv6_new (void) { struct prefix_ipv6 *p; - p = XCALLOC (MTYPE_PREFIX_IPV6, sizeof (struct prefix_ipv6)); + /* Allocate a full-size struct prefix to avoid problems with structure + size mismatches. */ + p = (struct prefix_ipv6 *)prefix_new(); p->family = AF_INET6; return p; } @@ -357,7 +362,7 @@ prefix_ipv6_new (void) void prefix_ipv6_free (struct prefix_ipv6 *p) { - XFREE (MTYPE_PREFIX_IPV6, p); + prefix_free((struct prefix *)p); } /* If given string is valid return pin6 else return NULL */ |