Author: markj
Date: Mon May 22 23:21:24 2017
New Revision: 318687
URL: https://svnweb.freebsd.org/changeset/base/318687
Log:
Ensure that the mappings table is populated in proc_objname().
MFC after: 1 week
Sponsored by: Dell EMC Isilon
Modified:
head/lib/libproc/proc_sym.c
Modified: head/lib/libproc/proc_sym.c
==============================================================================
--- head/lib/libproc/proc_sym.c Mon May 22 23:17:55 2017 (r318686)
+++ head/lib/libproc/proc_sym.c Mon May 22 23:21:24 2017 (r318687)
@@ -339,6 +339,9 @@ proc_objname(struct proc_handle *p, uint
prmap_t *map;
size_t i;
+ if (p->nmappings == 0)
+ if (proc_rdagent(p) == NULL)
+ return (NULL);
for (i = 0; i < p->nmappings; i++) {
map = &p->mappings[i].map;
if (addr >= map->pr_vaddr &&
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