diff options
Diffstat (limited to 'security/selinux/ss/mls.c')
| -rw-r--r-- | security/selinux/ss/mls.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/security/selinux/ss/mls.c b/security/selinux/ss/mls.c index feaf0a5b828..8b1706b7b3c 100644 --- a/security/selinux/ss/mls.c +++ b/security/selinux/ss/mls.c @@ -32,7 +32,7 @@ * Return the length in bytes for the MLS fields of the * security context string representation of `context'. */ -int mls_compute_context_len(struct context * context) +int mls_compute_context_len(struct context *context) { int i, l, len, head, prev; char *nm; @@ -86,7 +86,7 @@ int mls_compute_context_len(struct context * context) * Update `*scontext' to point to the end of the MLS fields. */ void mls_sid_to_context(struct context *context, - char **scontext) + char **scontext) { char *scontextp, *nm; int i, l, head, prev; @@ -146,7 +146,7 @@ void mls_sid_to_context(struct context *context, if (l == 0) { if (mls_level_eq(&context->range.level[0], - &context->range.level[1])) + &context->range.level[1])) break; else *scontextp++ = '-'; @@ -305,20 +305,21 @@ int mls_context_to_sid(char oldc, *p++ = 0; /* Separate into range if exists */ - if ((rngptr = strchr(scontextp, '.')) != NULL) { + rngptr = strchr(scontextp, '.'); + if (rngptr != NULL) { /* Remove '.' */ *rngptr++ = 0; } catdatum = hashtab_search(policydb.p_cats.table, - scontextp); + scontextp); if (!catdatum) { rc = -EINVAL; goto out; } rc = ebitmap_set_bit(&context->range.level[l].cat, - catdatum->value - 1, 1); + catdatum->value - 1, 1); if (rc) goto out; @@ -395,7 +396,7 @@ int mls_from_string(char *str, struct context *context, gfp_t gfp_mask) rc = -ENOMEM; } else { rc = mls_context_to_sid(':', &tmpstr, context, - NULL, SECSID_NULL); + NULL, SECSID_NULL); kfree(freestr); } @@ -406,7 +407,7 @@ int mls_from_string(char *str, struct context *context, gfp_t gfp_mask) * Copies the MLS range `range' into `context'. */ static inline int mls_range_set(struct context *context, - struct mls_range *range) + struct mls_range *range) { int l, rc = 0; @@ -423,7 +424,7 @@ static inline int mls_range_set(struct context *context, } int mls_setup_user_range(struct context *fromcon, struct user_datum *user, - struct context *usercon) + struct context *usercon) { if (selinux_mls_enabled) { struct mls_level *fromcon_sen = &(fromcon->range.level[0]); @@ -449,11 +450,11 @@ int mls_setup_user_range(struct context *fromcon, struct user_datum *user, that of the user's default clearance (but only if the "fromcon" clearance dominates the user's computed sensitivity level) */ - if (mls_level_dom(user_clr, fromcon_clr)) { + if (mls_level_dom(user_clr, fromcon_clr)) *usercon_clr = *fromcon_clr; - } else if (mls_level_dom(fromcon_clr, user_clr)) { + else if (mls_level_dom(fromcon_clr, user_clr)) *usercon_clr = *user_clr; - } else + else return -EINVAL; } @@ -525,7 +526,7 @@ int mls_compute_sid(struct context *scontext, rtr->target_class == tclass) { /* Set the range from the rule */ return mls_range_set(newcontext, - &rtr->target_range); + &rtr->target_range); } } /* Fallthrough */ |