Author: scottl
Date: Wed May 3 05:33:15 2017
New Revision: 317726
URL: https://svnweb.freebsd.org/changeset/base/317726
Log:
Fix an unsafe malloc usage with sbufs.
Reported by: ken
Sponsored by: Netflix
Modified:
head/sys/cam/cam_periph.c
Modified: head/sys/cam/cam_periph.c
==============================================================================
--- head/sys/cam/cam_periph.c Wed May 3 04:42:35 2017 (r317725)
+++ head/sys/cam/cam_periph.c Wed May 3 05:33:15 2017 (r317726)
@@ -643,8 +643,9 @@ cam_periph_invalidate(struct cam_periph
CAM_DEBUG(periph->path, CAM_DEBUG_INFO, ("Periph invalidated\n"));
if ((periph->flags & CAM_PERIPH_ANNOUNCED) && !rebooting) {
struct sbuf sb;
+ char buffer[160];
- sbuf_new(&sb, NULL, 160, SBUF_FIXEDLEN);
+ sbuf_new(&sb, buffer, 160, SBUF_FIXEDLEN);
xpt_denounce_periph_sbuf(periph, &sb);
sbuf_finish(&sb);
sbuf_putbuf(&sb);
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