From 8065439f965c4312052b34cfc878789ad49d5848 Mon Sep 17 00:00:00 2001
From: Deomid Ryabkov <rojer@cesanta.com>
Date: Thu, 14 Sep 2017 14:00:41 +0300
Subject: [PATCH] Acquire lock when manipulating rx in SSL recv path
PUBLISHED_FROM=a34cfa3ebc12daf75d7f24c8d3f3707dcc33d9a2
---
mongoose.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/mongoose.c b/mongoose.c
index b3461bf72..bb259a68b 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -15465,6 +15465,7 @@ int ssl_socket_recv(void *ctx, unsigned char *buf, size_t len) {
}
size_t seg_len = (seg->len - cs->rx_offset);
DBG(("%u %u %u %u", len, cs->rx_chain->len, seg_len, cs->rx_chain->tot_len));
+ mgos_lock();
len = MIN(len, seg_len);
pbuf_copy_partial(seg, buf, len, cs->rx_offset);
cs->rx_offset += len;
@@ -15476,6 +15477,7 @@ int ssl_socket_recv(void *ctx, unsigned char *buf, size_t len) {
pbuf_free(seg);
cs->rx_offset = 0;
}
+ mgos_unlock();
LOG(LL_DEBUG, ("%p <- %d", nc, (int) len));
return len;
}
--
GitLab