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From 0ca06b7178ac205855238941eef7fe981447822a Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
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Date: Sun, 24 May 2015 20:20:06 -0400
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Subject: [PATCH] bus-creds: always set SD_BUS_CREDS_PID when we set pid in the
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mask
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Also reorder the code a bit to be easier to parse.
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Cherry-picked from: 236f83a
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Related: #1230190
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---
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src/core/selinux-access.c | 2 +-
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src/libsystemd/sd-bus/bus-creds.c | 17 +++++++----------
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2 files changed, 8 insertions(+), 11 deletions(-)
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diff --git a/src/core/selinux-access.c b/src/core/selinux-access.c
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index 1888874..ce4f394 100644
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--- a/src/core/selinux-access.c
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+++ b/src/core/selinux-access.c
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@@ -240,7 +240,7 @@ int mac_selinux_generic_access_check(
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audit_info.path = path;
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audit_info.cmdline = cl;
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- r = selinux_check_access((security_context_t) scon, fcon, tclass, permission, &audit_info);
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+ r = selinux_check_access(scon, fcon, tclass, permission, &audit_info);
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if (r < 0)
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r = sd_bus_error_setf(error, SD_BUS_ERROR_ACCESS_DENIED, "SELinux policy denies access.");
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diff --git a/src/libsystemd/sd-bus/bus-creds.c b/src/libsystemd/sd-bus/bus-creds.c
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index ea8a619..5b87fa9 100644
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--- a/src/libsystemd/sd-bus/bus-creds.c
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+++ b/src/libsystemd/sd-bus/bus-creds.c
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@@ -698,21 +698,18 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) {
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return 0;
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/* Try to retrieve PID from creds if it wasn't passed to us */
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- if (pid <= 0 && (c->mask & SD_BUS_CREDS_PID))
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+ if (pid > 0) {
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+ c->pid = pid;
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+ c->mask |= SD_BUS_CREDS_PID;
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+ } else if (c->mask & SD_BUS_CREDS_PID)
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pid = c->pid;
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+ else
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+ /* Without pid we cannot do much... */
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+ return 0;
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if (tid <= 0 && (c->mask & SD_BUS_CREDS_TID))
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tid = c->pid;
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- /* Without pid we cannot do much... */
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- if (pid <= 0)
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- return 0;
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-
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- if (pid > 0) {
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- c->pid = pid;
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- c->mask |= SD_BUS_CREDS_PID;
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- }
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-
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if (tid > 0) {
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c->tid = tid;
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c->mask |= SD_BUS_CREDS_TID;
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