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authorNikos Mavrogiannopoulos <nmav@redhat.com>2018-04-18 09:09:05 +0200
committerAndreas Schneider <asn@cryptomilk.org>2018-04-18 10:24:47 +0200
commit3f562ee5861fe194316c05b95aa624b74ce630da (patch)
tree71ee273b4558b95aadf3b1a63a13117a19b368a1 /src/buffer.c
parenteb796b4bbb86fc488cf3d444f36e5f4a3120d959 (diff)
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buffer: Do not call explicit_bzero with null arguments
This allows compiling and testing with undefined sanitizer. Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com> Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
Diffstat (limited to 'src/buffer.c')
-rw-r--r--src/buffer.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/buffer.c b/src/buffer.c
index 89fd0f6d..7001eef0 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -195,7 +195,9 @@ static void buffer_shift(ssh_buffer buffer){
int ssh_buffer_reinit(struct ssh_buffer_struct *buffer)
{
buffer_verify(buffer);
- explicit_bzero(buffer->data, buffer->used);
+ if (buffer->used > 0) {
+ explicit_bzero(buffer->data, buffer->used);
+ }
buffer->used = 0;
buffer->pos = 0;