From fd0bef825d88fa75d0703569ed01e05066766826 Mon Sep 17 00:00:00 2001 From: Stefan Reinauer Date: Tue, 30 Mar 2010 09:59:23 +0000 Subject: build_opt_tbl: error instead of null pointer access if no checksum is defined. xe7501devkit: If cmos.layout is used, there must be a checksum. Signed-off-by: Stefan Reinauer Acked-by: Stefan Reinauer git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5327 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- util/options/build_opt_tbl.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) (limited to 'util/options') diff --git a/util/options/build_opt_tbl.c b/util/options/build_opt_tbl.c index 910c49cce2..b4e4151dc1 100644 --- a/util/options/build_opt_tbl.c +++ b/util/options/build_opt_tbl.c @@ -608,9 +608,17 @@ int main(int argc, char **argv) fprintf(fp, "#define CMOS_VLEN_%s %d\n", ce->name, ce->length); } - fprintf(fp, "\n#define LB_CKS_RANGE_START %d\n", cs->range_start / 8); - fprintf(fp, "#define LB_CKS_RANGE_END %d\n", cs->range_end / 8); - fprintf(fp, "#define LB_CKS_LOC %d\n", cs->location / 8); + + if (cs != NULL) { + fprintf(fp, "\n#define LB_CKS_RANGE_START %d\n", cs->range_start / 8); + fprintf(fp, "#define LB_CKS_RANGE_END %d\n", cs->range_end / 8); + fprintf(fp, "#define LB_CKS_LOC %d\n", cs->location / 8); + } else { + fprintf(stderr, "Error - No checksums defined.\n"); + fclose(fp); + unlink(tempfilename); + exit(1); + } fclose(fp); UNLINK_IF_NECESSARY(header); -- cgit v1.2.3