[dpdk-dev] [PATCH v2 09/13] eal: replace rte_panic instances in common_memzone

[Arnon Warshavsky <arnon@qwilt.com>]

replace panic calls with log and return value.
--
v2:
- update doxigen to include new error value
- reformat error message to include literal string in a single line

Signed-off-by: Arnon Warshavsky <arnon@qwilt.com>
---
 lib/librte_eal/common/eal_common_memzone.c  | 3 ++-
 lib/librte_eal/common/include/rte_memzone.h | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/librte_eal/common/eal_common_memzone.c b/lib/librte_eal/common/eal_common_memzone.c
index 1ab3ade..fe058cc 100644
--- a/lib/librte_eal/common/eal_common_memzone.c
+++ b/lib/librte_eal/common/eal_common_memzone.c
@@ -314,8 +314,9 @@
 	if (addr == NULL)
 		ret = -EINVAL;
 	else if (mcfg->memzone_cnt == 0) {
-		rte_panic("%s(): memzone address not NULL but memzone_cnt is 0!\n",
+		RTE_LOG(CRIT, EAL, "%s(): memzone address not NULL but memzone_cnt is 0!\n",
 				__func__);
+		return -1;
 	} else {
 		memset(&mcfg->memzone[idx], 0, sizeof(mcfg->memzone[idx]));
 		mcfg->memzone_cnt--;
diff --git a/lib/librte_eal/common/include/rte_memzone.h b/lib/librte_eal/common/include/rte_memzone.h
index 2bfb273..e2b4c7d 100644
--- a/lib/librte_eal/common/include/rte_memzone.h
+++ b/lib/librte_eal/common/include/rte_memzone.h
@@ -234,6 +234,7 @@ const struct rte_memzone *rte_memzone_reserve_bounded(const char *name,
  *   A pointer to the memzone
  * @return
  *  -EINVAL - invalid parameter.
+ *  -1 - internal state error
  *  0 - success
  */
 int rte_memzone_free(const struct rte_memzone *mz);
-- 
1.8.3.1