Terminate filter_create_ext() args with NULL, not 0.

filter_create_ext() is documented to take a NULL terminated set of
arguments.  0 is promoted to an int so this would fail on 64-bit
systems if the value was not passed in a register.  On all currently
supported 64-bit architectures it is.

Obtained from:	CheriBSD
Sponsored by:	DARPA, AFRL
This commit is contained in:
Brooks Davis 2018-08-08 22:45:30 +00:00
parent 33ce7acbb0
commit 7138c819c4
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=337508

View File

@ -364,7 +364,7 @@ void check_options ()
output_chain = filter_create_int(NULL, filter_tee_header, headerfilename);
if ( !(m4 = getenv("M4")))
m4 = M4;
filter_create_ext(output_chain, m4, "-gP", 0);
filter_create_ext(output_chain, m4, "-gP", NULL);
filter_create_int(output_chain, filter_fix_linedirs, NULL);
/* For debugging, only run the requested number of filters. */