From: Christopher K Lee <chris.lee@myricom.com>
Date: Fri, 15 May 2015 15:20:48 +0000 (-0700)
Subject: Allow pcap_set_buffer_size() value in bytes to set SNF_DATARING_SIZE
X-Git-Tag: libpcap-1.9.0-rc1~41^2~4
X-Git-Url: https://git.tcpdump.org/libpcap/commitdiff_plain/52faf1ba5a31420859dd03b5fb80e4ceaaa6ce35?hp=-c

Allow pcap_set_buffer_size() value in bytes to set SNF_DATARING_SIZE
  in pcap-snf.c. value is adjusted to the minimum of 1MB.
---

52faf1ba5a31420859dd03b5fb80e4ceaaa6ce35
diff --git a/pcap-snf.c b/pcap-snf.c
index 0eefb5d4..442a6048 100644
--- a/pcap-snf.c
+++ b/pcap-snf.c
@@ -268,7 +268,7 @@ snf_activate(pcap_t* p)
 	err = snf_open(ps->snf_boardnum,
 			0, /* let SNF API parse SNF_NUM_RINGS, if set */
 			NULL, /* default RSS, or use SNF_RSS_FLAGS env */
-			p->opt.buffer_size, /* default to SNF_DATARING_SIZE from env */
+			p->opt.buffer_size < 1048576 ? 1048576 : p->opt.buffer_size, /* default to SNF_DATARING_SIZE from env */
 			flags, /* may want pshared */
 			&ps->snf_handle);
 	if (err != 0) {