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* [dpdk-dev] [PATCH] lib: add warning for NULL pointer
@ 2018-12-05 11:55 Qiming Yang
  2018-12-05  4:37 ` Varghese, Vipin
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Qiming Yang @ 2018-12-05 11:55 UTC (permalink / raw)
  To: dev; +Cc: Qiming Yang, stable

May return NULL when manage tries for packet in acl library. So
this patch added warning for the NULL pointer return.

Fixes: 074f54ad03ee ("acl: fix build and runtime for default target")
Cc: stable@dpdk.org

Signed-off-by: Qiming Yang <qiming.yang@intel.com>
---
 lib/librte_acl/acl_run.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/librte_acl/acl_run.h b/lib/librte_acl/acl_run.h
index bf7842d..6c718c0 100644
--- a/lib/librte_acl/acl_run.h
+++ b/lib/librte_acl/acl_run.h
@@ -143,6 +143,9 @@ acl_start_next_trie(struct acl_flow_data *flows, struct parms *parms, int n,
 				flows->num_packets * flows->categories);
 		}
 
+		if (flows->last_cmplt == NULL)
+			RTE_LOG(WARNING, MALLOC, "packet tries allocate failed");
+
 		/* set completion parameters and starting index for this slot */
 		parms[n].cmplt = flows->last_cmplt;
 		transition =
-- 
2.9.5

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2019-01-14 12:39 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2018-12-05 11:55 [dpdk-dev] [PATCH] lib: add warning for NULL pointer Qiming Yang
2018-12-05  4:37 ` Varghese, Vipin
2018-12-05  5:15   ` Varghese, Vipin
2018-12-05 17:06 ` Stephen Hemminger
2019-01-14 12:39 ` Ananyev, Konstantin

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