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selinux: reconcile security_netlbl_secattr_to_sid() and mls_import_netlbl_cat()

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Move the NetLabel secattr MLS category import logic into
mls_import_netlbl_cat() where it belongs, and use the
mls_import_netlbl_cat() function in security_netlbl_secattr_to_sid().

Reported-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: Paul Moore <pmoore@redhat.com>
This commit is contained in:
Paul Moore 2015-02-17 15:30:23 -05:00
parent 83d4a806ae
commit da8026fa0f
2 changed files with 4 additions and 12 deletions
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10
security/selinux/ss/mls.c
View File

@ -654,19 +654,15 @@ int mls_import_netlbl_cat(struct context *context,
rc = ebitmap_netlbl_import(&context->range.level[0].cat,
secattr->attr.mls.cat);
if (rc != 0)
goto import_netlbl_cat_failure;
rc = ebitmap_cpy(&context->range.level[1].cat,
&context->range.level[0].cat);
if (rc != 0)
if (rc)
goto import_netlbl_cat_failure;
memcpy(&context->range.level[1].cat, &context->range.level[0].cat,
sizeof(context->range.level[0].cat));
return 0;
import_netlbl_cat_failure:
ebitmap_destroy(&context->range.level[0].cat);
ebitmap_destroy(&context->range.level[1].cat);
return rc;
}
#endif /* CONFIG_NETLABEL */

6
security/selinux/ss/services.c
View File

@ -3179,13 +3179,9 @@ int security_netlbl_secattr_to_sid(struct netlbl_lsm_secattr *secattr,
ctx_new.type = ctx->type;
mls_import_netlbl_lvl(&ctx_new, secattr);
if (secattr->flags & NETLBL_SECATTR_MLS_CAT) {
rc = ebitmap_netlbl_import(&ctx_new.range.level[0].cat,
secattr->attr.mls.cat);
rc = mls_import_netlbl_cat(&ctx_new, secattr);
if (rc)
goto out;
memcpy(&ctx_new.range.level[1].cat,
&ctx_new.range.level[0].cat,
sizeof(ctx_new.range.level[0].cat));
}
rc = -EIDRM;
if (!mls_context_isvalid(&policydb, &ctx_new))