From 7d57485a8a3c45c254919f01337c14cc2856accd Mon Sep 17 00:00:00 2001 From: Luca Boccassi Date: Tue, 14 May 2019 19:35:02 +0100 Subject: tools: use read-only mmap in fit_check_sign Add an option to open files in read-only mode in mmap_fdt so that fit_check_sign can be used to inspect files on read-only filesystems. For example, this is useful when a key is shipped in a read-only rootfs or squashfs. Signed-off-by: Luca Boccassi --- tools/fit_check_sign.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'tools/fit_check_sign.c') diff --git a/tools/fit_check_sign.c b/tools/fit_check_sign.c index 62adc751cb..4528743792 100644 --- a/tools/fit_check_sign.c +++ b/tools/fit_check_sign.c @@ -70,10 +70,10 @@ int main(int argc, char **argv) usage(*argv); } - ffd = mmap_fdt(cmdname, fdtfile, 0, &fit_blob, &fsbuf, false); + ffd = mmap_fdt(cmdname, fdtfile, 0, &fit_blob, &fsbuf, false, true); if (ffd < 0) return EXIT_FAILURE; - kfd = mmap_fdt(cmdname, keyfile, 0, &key_blob, &ksbuf, false); + kfd = mmap_fdt(cmdname, keyfile, 0, &key_blob, &ksbuf, false, true); if (kfd < 0) return EXIT_FAILURE; -- cgit v1.2.1