From: Thomas Hindoe Paaboel Andersen <phomes@gmail.com>
Date: Fri, 12 Oct 2012 18:26:47 +0000 (+0200)
Subject: sd-journal: check if the pointers passed are the same
X-Git-Tag: v205~242
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=39887731d4a36292674f92effa30e5941419c201;hp=53789059e0e9378041697c25af06a08a433fb964

sd-journal: check if the pointers passed are the same
---

diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index c21712b7c..779af62b5 100644
--- a/src/journal/sd-journal.c
+++ b/src/journal/sd-journal.c
@@ -2217,6 +2217,8 @@ _public_ int sd_journal_get_cutoff_realtime_usec(sd_journal *j, uint64_t *from,
                 return -EINVAL;
         if (!from && !to)
                 return -EINVAL;
+        if (from == to)
+                return -EINVAL;
 
         HASHMAP_FOREACH(f, j->files, i) {
                 usec_t fr, t;
@@ -2256,6 +2258,8 @@ _public_ int sd_journal_get_cutoff_monotonic_usec(sd_journal *j, sd_id128_t boot
                 return -EINVAL;
         if (!from && !to)
                 return -EINVAL;
+        if (from == to)
+                return -EINVAL;
 
         HASHMAP_FOREACH(f, j->files, i) {
                 usec_t fr, t;