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veritysetup: do some superficial checking on volume name

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cryptsetup does this too, so let's better be safe here, too.
This commit is contained in:
Lennart Poettering 2022-03-31 11:03:06 +02:00
parent bb3ff7a996
commit 9959d78280
1 changed files with 6 additions and 0 deletions
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6
src/veritysetup/veritysetup.c
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@ -146,6 +146,9 @@ static int run(int argc, char *argv[]) {
root_hash = argv[5];
options = mangle_none(argc > 6 ? argv[6] : NULL);
if (!filename_is_valid(volume))
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Volume name '%s' is not valid.", volume);
r = unhexmem(root_hash, SIZE_MAX, &m, &l);
if (r < 0)
return log_error_errno(r, "Failed to parse root hash: %m");
@ -210,6 +213,9 @@ static int run(int argc, char *argv[]) {
volume = argv[2];
if (!filename_is_valid(volume))
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Volume name '%s' is not valid.", volume);
r = crypt_init_by_name(&cd, volume);
if (r == -ENODEV) {
log_info("Volume %s already inactive.", volume);