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authorPeter Jones <pjones@redhat.com>2021-03-08 11:54:33 -0500
committerJan Setje-Eilers <73182357+jsetje@users.noreply.github.com>2021-03-09 13:52:53 -0800
commit1954ef164a55cbc4369f513cca3fb43f3550d81a (patch)
tree124965e9d3355c9438d645fa0f1e881fe554fedf /Cryptlib/OpenSSL/crypto/mem_dbg.c
parentdddeaf3f7dc8d30640119e999bbfabf4ce068a68 (diff)
downloadefi-boot-shim-1954ef164a55cbc4369f513cca3fb43f3550d81a.tar.gz
efi-boot-shim-1954ef164a55cbc4369f513cca3fb43f3550d81a.zip
Minor OpenSSL fixes
These are all the NULL pointer dereferences (which all appear to be, at worst, very difficult to hit) that gcc -fanalyzer finds in our OpenSSL code. Signed-off-by: Peter Jones <pjones@redhat.com>
Diffstat (limited to 'Cryptlib/OpenSSL/crypto/mem_dbg.c')
-rw-r--r--Cryptlib/OpenSSL/crypto/mem_dbg.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/Cryptlib/OpenSSL/crypto/mem_dbg.c b/Cryptlib/OpenSSL/crypto/mem_dbg.c
index 8525ded7..c98c1b88 100644
--- a/Cryptlib/OpenSSL/crypto/mem_dbg.c
+++ b/Cryptlib/OpenSSL/crypto/mem_dbg.c
@@ -640,8 +640,13 @@ static void print_leak_doall_arg(const MEM *m, MEM_LEAK *l)
if (m->addr == (char *)l->bio)
return;
+ if (!bufp)
+ return;
+
if (options & V_CRYPTO_MDEBUG_TIME) {
lcl = localtime(&m->time);
+ if (!lcl)
+ return;
BIO_snprintf(bufp, BUF_REMAIN, "[%02d:%02d:%02d] ",
lcl->tm_hour, lcl->tm_min, lcl->tm_sec);