ftrace/recordmcount: Modify only executable sections

PROGBITS is not enough to determine if the section should be modified
or not. Only process sections that are marked as executable.

Cc: John Reiser <jreiser@bitwagon.com>
Link: http://lkml.kernel.org/r/20110421023737.991485123@goodmis.org
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt 2011-04-13 13:31:08 -04:00 committed by Steven Rostedt
parent 9f087e7612
commit 8abd5724a7
1 changed files with 1 additions and 0 deletions

View File

@ -360,6 +360,7 @@ __has_rel_mcount(Elf_Shdr const *const relhdr, /* is SHT_REL or SHT_RELA */
succeed_file();
}
if (w(txthdr->sh_type) != SHT_PROGBITS ||
!(w(txthdr->sh_flags) & SHF_EXECINSTR) ||
!is_mcounted_section_name(txtname))
return NULL;
return txtname;