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authorPatrick Georgi <pgeorgi@google.com>2018-07-26 12:18:41 +0200
committerChromeOS Commit Bot <chromeos-commit-bot@chromium.org>2018-12-06 23:29:31 +0000
commit3a4013c22fd2fbb43aaf97f0082b22d93ed5fcfa (patch)
treec3b59bb3fcc41a84bf305454d195be556df0dd3b
parent0aaef1843cc9160f060722a080a3623b877a3cfb (diff)
downloadchrome-ec-3a4013c22fd2fbb43aaf97f0082b22d93ed5fcfa.tar.gz
util/cbi-util: Check pointer before using it
Change-Id: If11de8883b001f16d7e8f859a416fbdc5ea0391a Signed-off-by: Patrick Georgi <pgeorgi@google.com> Found-by: Coverity Scan #187038 Reviewed-on: https://chromium-review.googlesource.com/1151121 Commit-Ready: Patrick Georgi <pgeorgi@chromium.org> Tested-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/c/1355373 Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org> Tested-by: Daisuke Nojiri <dnojiri@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/c/1366309
-rw-r--r--util/cbi-util.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/util/cbi-util.c b/util/cbi-util.c
index 5db416fbe4..23d9986348 100644
--- a/util/cbi-util.c
+++ b/util/cbi-util.c
@@ -333,11 +333,13 @@ static void print_integer(const uint8_t *buf, enum cbi_data_tag tag)
{
uint32_t v;
struct cbi_data *d = cbi_find_tag(buf, tag);
- const char *name = d->tag < CBI_TAG_COUNT ? field_name[d->tag] : "???";
+ const char *name;
if (!d)
return;
+ name = d->tag < CBI_TAG_COUNT ? field_name[d->tag] : "???";
+
switch (d->size) {
case 1:
v = *(uint8_t *)d->value;