Hi,
I am submitting a minor patch for sys/net/bpf.c.
* Wrap ROTATE_BUFFERS() macro in do-while according to knf,
so it could be used in an "if" statement
No binary change on i386.
I'm not sure if this is important enough...
- Michael
Index: bpf.c
===================================================================
RCS file: /cvs/src/sys/net/bpf.c,v
retrieving revision 1.83
diff -u -r1.83 bpf.c
--- bpf.c 28 Dec 2012 17:52:06 -0000 1.83
+++ bpf.c 2 Jan 2013 05:09:58 -0000
@@ -369,12 +369,13 @@
* into the hold slot, and the free buffer into the store slot.
* Zero the length of the new store buffer.
*/
-#define ROTATE_BUFFERS(d) \
- (d)->bd_hbuf = (d)->bd_sbuf; \
- (d)->bd_hlen = (d)->bd_slen; \
- (d)->bd_sbuf = (d)->bd_fbuf; \
- (d)->bd_slen = 0; \
- (d)->bd_fbuf = 0;
+#define ROTATE_BUFFERS(d) do { \
+ (d)->bd_hbuf = (d)->bd_sbuf; \
+ (d)->bd_hlen = (d)->bd_slen; \
+ (d)->bd_sbuf = (d)->bd_fbuf; \
+ (d)->bd_slen = 0; \
+ (d)->bd_fbuf = 0; \
+ } while (0)
/*
* bpfread - read next chunk of packets from buffers
*/
