Author: markj
Date: Tue Oct 29 03:52:05 2013
New Revision: 257300
URL: http://svnweb.freebsd.org/changeset/base/257300
Log:
Fix an off-by-one error when checking whether a given address is within
the extent of a symbol.
Submitted by: Prashanth Kumar <pra_ud...@yahoo.co.in>
Reviewed by: rpaulo
MFC after: 1 week
Modified:
head/lib/libproc/proc_sym.c
Modified: head/lib/libproc/proc_sym.c
==============================================================================
--- head/lib/libproc/proc_sym.c Tue Oct 29 03:42:43 2013 (r257299)
+++ head/lib/libproc/proc_sym.c Tue Oct 29 03:52:05 2013 (r257300)
@@ -285,7 +285,7 @@ proc_addr2sym(struct proc_handle *p, uin
* by rtld.
*/
rsym = map->pr_vaddr + sym.st_value;
- if (addr >= rsym && addr <= (rsym + sym.st_size)) {
+ if (addr >= rsym && addr < rsym + sym.st_size) {
s = elf_strptr(e, dynsymstridx, sym.st_name);
if (s) {
if (s[0] == '_' && s[1] == 'Z' && s[2])
@@ -325,7 +325,7 @@ symtab:
rsym = map->pr_vaddr + sym.st_value;
else
rsym = sym.st_value;
- if (addr >= rsym && addr <= (rsym + sym.st_size)) {
+ if (addr >= rsym && addr < rsym + sym.st_size) {
s = elf_strptr(e, symtabstridx, sym.st_name);
if (s) {
if (s[0] == '_' && s[1] == 'Z' && s[2])
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