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author | Lennart Poettering <lennart@poettering.net> | 2021-05-25 23:40:01 +0200 |
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committer | Lennart Poettering <lennart@poettering.net> | 2021-05-25 23:40:01 +0200 |
commit | d57f6340b68aec2a3375c37a096c35967dc7f748 (patch) | |
tree | 4f542abb8f8e34d7cd49fbe5df625c81e94741f0 /src/shared/tpm2-util.c | |
parent | a1788a69b27b497ea75af2a97d7d7abde3e06eff (diff) | |
download | systemd-d57f6340b68aec2a3375c37a096c35967dc7f748.tar.gz |
tpm2-util: accept empty string for empty PCR list
Diffstat (limited to 'src/shared/tpm2-util.c')
-rw-r--r-- | src/shared/tpm2-util.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/shared/tpm2-util.c b/src/shared/tpm2-util.c index 09f38ac867..b2540c62fe 100644 --- a/src/shared/tpm2-util.c +++ b/src/shared/tpm2-util.c @@ -920,6 +920,13 @@ int tpm2_parse_pcrs(const char *s, uint32_t *ret) { uint32_t mask = 0; int r; + assert(s); + + if (isempty(s)) { + *ret = 0; + return 0; + } + /* Parses a "," or "+" separated list of PCR indexes. We support "," since this is a list after all, * and most other tools expect comma separated PCR specifications. We also support "+" since in * /etc/crypttab the "," is already used to separate options, hence a different separator is nice to |