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| author |   Eric Richter <erichte@linux.vnet.ibm.com> | 2016-06-01 13:14:04 -0500 |
|---|---|---|
| committer |   Mimi Zohar <zohar@linux.vnet.ibm.com> | 2016-06-30 01:14:21 -0400 |
| commit | 5f6f027b50d8ed9f1ba4447aa5aed3a94b601fe8 (patch) | |
| tree | 338999d0bc4d3edad12afab420dad726a36fe9ff /security | |
| parent | ima: include pcr for each measurement log entry (diff) | |
| download | linux-dev-5f6f027b50d8ed9f1ba4447aa5aed3a94b601fe8.tar.xz linux-dev-5f6f027b50d8ed9f1ba4447aa5aed3a94b601fe8.zip | |
ima: change ima_measurements_show() to display the entry specific pcr
IMA assumes that the same default Kconfig PCR is extended for each
entry. This patch replaces the default configured PCR with the policy
defined PCR.
Signed-off-by: Eric Richter <erichte@linux.vnet.ibm.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Diffstat (limited to 'security')
| -rw-r--r-- | security/integrity/ima/ima_fs.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c index 60d011aaec38..c07a3844ea0a 100644 --- a/security/integrity/ima/ima_fs.c +++ b/security/integrity/ima/ima_fs.c @@ -123,7 +123,6 @@ static int ima_measurements_show(struct seq_file *m, void *v) struct ima_template_entry *e; char *template_name; int namelen; - u32 pcr = CONFIG_IMA_MEASURE_PCR_IDX; bool is_ima_template = false; int i; @@ -137,10 +136,10 @@ static int ima_measurements_show(struct seq_file *m, void *v) /* * 1st: PCRIndex - * PCR used is always the same (config option) in - * little-endian format + * PCR used defaults to the same (config option) in + * little-endian format, unless set in policy */ - ima_putc(m, &pcr, sizeof(pcr)); + ima_putc(m, &e->pcr, sizeof(e->pcr)); /* 2nd: template digest */ ima_putc(m, e->digest, TPM_DIGEST_SIZE); @@ -219,7 +218,7 @@ static int ima_ascii_measurements_show(struct seq_file *m, void *v) e->template_desc->name : e->template_desc->fmt; /* 1st: PCR used (config option) */ - seq_printf(m, "%2d ", CONFIG_IMA_MEASURE_PCR_IDX); + seq_printf(m, "%2d ", e->pcr); /* 2nd: SHA1 template hash */ ima_print_digest(m, e->digest, TPM_DIGEST_SIZE); |