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-rw-r--r--kernel/signal.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 324eff5468ad..1186cf7fac77 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2437,7 +2437,7 @@ SYSCALL_DEFINE3(rt_sigqueueinfo, pid_t, pid, int, sig,
2437 /* Not even root can pretend to send signals from the kernel. 2437 /* Not even root can pretend to send signals from the kernel.
2438 * Nor can they impersonate a kill()/tgkill(), which adds source info. 2438 * Nor can they impersonate a kill()/tgkill(), which adds source info.
2439 */ 2439 */
2440 if (info.si_code != SI_QUEUE) { 2440 if (info.si_code >= 0 || info.si_code == SI_TKILL) {
2441 /* We used to allow any < 0 si_code */ 2441 /* We used to allow any < 0 si_code */
2442 WARN_ON_ONCE(info.si_code < 0); 2442 WARN_ON_ONCE(info.si_code < 0);
2443 return -EPERM; 2443 return -EPERM;
@@ -2457,7 +2457,7 @@ long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, siginfo_t *info)
2457 /* Not even root can pretend to send signals from the kernel. 2457 /* Not even root can pretend to send signals from the kernel.
2458 * Nor can they impersonate a kill()/tgkill(), which adds source info. 2458 * Nor can they impersonate a kill()/tgkill(), which adds source info.
2459 */ 2459 */
2460 if (info->si_code != SI_QUEUE) { 2460 if (info->si_code >= 0 || info->si_code == SI_TKILL) {
2461 /* We used to allow any < 0 si_code */ 2461 /* We used to allow any < 0 si_code */
2462 WARN_ON_ONCE(info->si_code < 0); 2462 WARN_ON_ONCE(info->si_code < 0);
2463 return -EPERM; 2463 return -EPERM;