[dpdk-dev] [PATCH v2 2/2] ring: fix sign conversion warning
Andy Green
andy at warmcat.com
Mon May 28 11:03:43 CEST 2018
On gcc 5.4.0 / native aarch64 from Ubuntu 16.04:
/home/agreen/lagopus/src/dpdk/build/include/rte_ring.h:
In function '__rte_ring_do_dequeue':
/home/agreen/lagopus/src/dpdk/build/include/rte_ring.h:
385:35: warning: conversion to 'int' from 'unsigned int'
may change the sign of the result [-Wsign-conversion]
n = __rte_ring_move_cons_head(r, is_sc, n, behavior,
^
Signed-off-by: Andy Green <andy at warmcat.com>
Fixes: e8ed5056c8 ("ring: remove signed type flip-flopping")
^
---
lib/librte_ring/rte_ring.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/librte_ring/rte_ring.h b/lib/librte_ring/rte_ring.h
index 124582251..de1a5f366 100644
--- a/lib/librte_ring/rte_ring.h
+++ b/lib/librte_ring/rte_ring.h
@@ -382,7 +382,7 @@ __rte_ring_do_dequeue(struct rte_ring *r, void **obj_table,
uint32_t cons_head, cons_next;
uint32_t entries;
- n = __rte_ring_move_cons_head(r, is_sc, n, behavior,
+ n = __rte_ring_move_cons_head(r, (int)is_sc, n, behavior,
&cons_head, &cons_next, &entries);
if (n == 0)
goto end;
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