[PATCH] resolv/nss_dns/dns-host: Get rid of alloca.

Joe Simmons-Talbott josimmon@redhat.com
Thu Aug 10 15:13:49 GMT 2023


Since the alloca is a small constant size use an array instead.
---
 resolv/nss_dns/dns-host.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/resolv/nss_dns/dns-host.c b/resolv/nss_dns/dns-host.c
index 1d60c51f5e..f752b7cf4b 100644
--- a/resolv/nss_dns/dns-host.c
+++ b/resolv/nss_dns/dns-host.c
@@ -378,6 +378,7 @@ _nss_dns_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
 			   int *herrnop, int32_t *ttlp)
 {
   enum nss_status status = check_name (name, herrnop);
+  char tmp[NS_MAXDNAME];
   if (status != NSS_STATUS_SUCCESS)
     return status;
   struct resolv_context *ctx = __resolv_context_get ();
@@ -395,7 +396,6 @@ _nss_dns_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
    */
   if (strchr (name, '.') == NULL)
     {
-      char *tmp = alloca (NS_MAXDNAME);
       const char *cp = __res_context_hostalias (ctx, name, tmp, NS_MAXDNAME);
       if (cp != NULL)
 	name = cp;
-- 
2.39.2



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