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authorDaniel Stenberg <daniel@haxx.se>2016-04-26 23:55:31 +0200
committerDaniel Stenberg <daniel@haxx.se>2016-04-26 23:55:31 +0200
commitab691309cee98d0cd5d7a44d8c8d514de6dfce66 (patch)
tree035429dc4b34f33e5ffd6a77fd3469a322e9236e /lib/vtls/openssl.c
parentc2b3f264cb5210f82bdc84a3b89250a611b68dd3 (diff)
downloadcurl-ab691309cee98d0cd5d7a44d8c8d514de6dfce66.tar.gz
openssl: avoid BN_print a NULL bignum
OpenSSL 1.1.0-pre seems to return NULL(?) for a whole lot of those numbers so make sure the function handles this. Reported-by: Linus Nordberg
Diffstat (limited to 'lib/vtls/openssl.c')
-rw-r--r--lib/vtls/openssl.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c
index e9acf9a03..2d18b1bc4 100644
--- a/lib/vtls/openssl.c
+++ b/lib/vtls/openssl.c
@@ -2228,7 +2228,8 @@ static void pubkey_show(struct SessionHandle *data,
snprintf(namebuf, sizeof(namebuf), "%s(%s)", type, name);
- BN_print(mem, bn);
+ if(bn)
+ BN_print(mem, bn);
push_certinfo(namebuf, num);
}