[dpdk-stable] patch 'buildtools: check allocation error in pmdinfogen' has been queued to LTS release 16.11.4

[luca.boccassi at gmail.com]

Hi,

FYI, your patch has been queued to LTS release 16.11.4

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 11/12/17. So please
shout if anyone has objections.

Thanks.

Kind regards,
Luca Boccassi

---
>From 557277fd6818584b3cc4ba746a1baae48c786304 Mon Sep 17 00:00:00 2001
From: Yong Wang <wang.yong19 at zte.com.cn>
Date: Fri, 15 Sep 2017 07:33:08 -0400
Subject: [PATCH] buildtools: check allocation error in pmdinfogen

[ upstream commit 3b29f60f2d584d5086b735e0a6fab518a17eaa1e ]

In func locate_pmd_entries(), pointer 'new' returned from call to func
'calloc' may be NULL. It is dereferenced without null point check.

Signed-off-by: Yong Wang <wang.yong19 at zte.com.cn>
---
 buildtools/pmdinfogen/pmdinfogen.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/buildtools/pmdinfogen/pmdinfogen.c b/buildtools/pmdinfogen/pmdinfogen.c
index 5bf08ced8..df10a2f9f 100644
--- a/buildtools/pmdinfogen/pmdinfogen.c
+++ b/buildtools/pmdinfogen/pmdinfogen.c
@@ -326,6 +326,10 @@ static int locate_pmd_entries(struct elf_info *info)
 
 	do {
 		new = calloc(sizeof(struct pmd_driver), 1);
+		if (new == NULL) {
+			fprintf(stderr, "Failed to calloc memory\n");
+			return -1;
+		}
 		new->name_sym = find_sym_in_symtab(info, "this_pmd_name", last);
 		last = new->name_sym;
 		if (!new->name_sym)
@@ -407,7 +411,8 @@ int main(int argc, char **argv)
 	}
 	parse_elf(&info, argv[1]);
 
-	locate_pmd_entries(&info);
+	if (locate_pmd_entries(&info) < 0)
+		exit(1);
 
 	if (info.drivers) {
 		output_pmd_info_string(&info, argv[2]);
-- 
2.11.0