[dpdk-dev] [PATCH v2 05/24] lib/librte_eal: explicit cast for signed change

Andy Green andy at warmcat.com
Fri May 11 03:59:19 CEST 2018


/projects/lagopus/src/dpdk/build/include/rte_lcore.h:
In function 'rte_lcore_index':
/projects/lagopus/src/dpdk/build/include/rte_lcore.h:122:14:
warning: conversion to 'int' from 'unsigned int' may change
the sign of the result [-Wsign-conversion]
   lcore_id = rte_lcore_id();

Signed-off-by: Andy Green <andy at warmcat.com>
---
 lib/librte_eal/common/include/rte_lcore.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_eal/common/include/rte_lcore.h b/lib/librte_eal/common/include/rte_lcore.h
index 1a2f37eaa..6e09d9181 100644
--- a/lib/librte_eal/common/include/rte_lcore.h
+++ b/lib/librte_eal/common/include/rte_lcore.h
@@ -119,7 +119,7 @@ rte_lcore_index(int lcore_id)
 	if (lcore_id >= RTE_MAX_LCORE)
 		return -1;
 	if (lcore_id < 0)
-		lcore_id = rte_lcore_id();
+		lcore_id = (int)rte_lcore_id();
 	return lcore_config[lcore_id].core_index;
 }
 



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