[PATCH RESEND v2 07/11] malloc: check result of rte_fbarray_get

[okaya]

From: Sinan Kaya <ok...@kernel.org>

In eal_memalloc_is_contig result of call to rte_fbarray_get
is dereferenced here and may be null.

Signed-off-by: Sinan Kaya <ok...@kernel.org>
---
 lib/eal/common/eal_common_memalloc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/eal/common/eal_common_memalloc.c 
b/lib/eal/common/eal_common_memalloc.c
index ab04479c1c..24506f8447 100644
--- a/lib/eal/common/eal_common_memalloc.c
+++ b/lib/eal/common/eal_common_memalloc.c
@@ -126,6 +126,9 @@ eal_memalloc_is_contig(const struct rte_memseg_list *msl, 
void *start,
 
                /* skip first iteration */
                ms = rte_fbarray_get(&msl->memseg_arr, start_seg);
+               if (ms == NULL)
+                       return false;
+
                cur = ms->iova;
                expected = cur + pgsz;
 
@@ -137,7 +140,7 @@ eal_memalloc_is_contig(const struct rte_memseg_list *msl, 
void *start,
                                cur_seg++, expected += pgsz) {
                        ms = rte_fbarray_get(&msl->memseg_arr, cur_seg);
 
-                       if (ms->iova != expected)
+                       if ((ms != NULL) && (ms->iova != expected))
                                return false;
                }
        }
-- 
2.25.1