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autofs-5.0.7 - fix host_addr null reference in add_new_host()
From: Ian Kent <raven@themaw.net>
The function add_new_host() is always called from a loop that depends
on host_addr being non-null.
Remove the redundant check.
---
modules/replicated.c | 29 ++++++++++-------------------
1 file changed, 10 insertions(+), 19 deletions(-)
diff --git a/modules/replicated.c b/modules/replicated.c
index 0a044b9..e793ca4 100644
--- a/modules/replicated.c
+++ b/modules/replicated.c
@@ -1030,28 +1030,19 @@ static int add_new_host(struct host **list,
unsigned int prx;
int addr_len;
+ prx = get_proximity(host_addr->ai_addr);
+
/*
- * If we are using random selection we pretend all hosts are at
- * the same proximity so hosts further away don't get excluded.
- * We can't use PROXIMITY_LOCAL or we won't perform an RPC ping
- * to remove hosts that may be down.
+ * If we want the weight to be the determining factor
+ * when selecting a host, or we are using random selection,
+ * then all hosts must have the same proximity. However,
+ * if this is the local machine it should always be used
+ * since it is certainly available.
*/
- if (!host_addr)
+ if (prx != PROXIMITY_LOCAL &&
+ (options & (MOUNT_FLAG_USE_WEIGHT_ONLY |
+ MOUNT_FLAG_RANDOM_SELECT)))
prx = PROXIMITY_SUBNET;
- else {
- prx = get_proximity(host_addr->ai_addr);
- /*
- * If we want the weight to be the determining factor
- * when selecting a host, or we are using random selection,
- * then all hosts must have the same proximity. However,
- * if this is the local machine it should always be used
- * since it is certainly available.
- */
- if (prx != PROXIMITY_LOCAL &&
- (options & (MOUNT_FLAG_USE_WEIGHT_ONLY |
- MOUNT_FLAG_RANDOM_SELECT)))
- prx = PROXIMITY_SUBNET;
- }
/*
* If we tried to add an IPv6 address and we don't have IPv6