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| author | Javier Bueno <javier.bueno@metempsy.com> | 2018-11-15 16:19:45 +0100 |
|---|---|---|
| committer | Javier Bueno Hedo <javier.bueno@metempsy.com> | 2018-11-15 17:31:10 +0000 |
| commit | 338a173e822298bd22741342a7b24352450afdd1 (patch) | |
| tree | cfc3b8658468f4f26a5814b4c18f70ab601a4acc | |
| parent | 153a33be851190acdec443264c3a1f1dfa44592a (diff) | |
| download | gem5-338a173e822298bd22741342a7b24352450afdd1.tar.xz | |
mem-cache: fix invalid iterator access
An iterator was assigned end() and then it was used to access
its corresponding element.
Change-Id: I87246cf56cbc694dd6b4e2cabbe84a08429d2ac3
Reviewed-on: https://gem5-review.googlesource.com/c/14361
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
| -rw-r--r-- | src/mem/cache/prefetch/queued.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mem/cache/prefetch/queued.cc b/src/mem/cache/prefetch/queued.cc index ce14b5ac5..ba4c940c1 100644 --- a/src/mem/cache/prefetch/queued.cc +++ b/src/mem/cache/prefetch/queued.cc @@ -265,8 +265,9 @@ QueuedPrefetcher::insert(AddrPriority &pf_info, bool is_secure) pfq.emplace_back(dpp); } else { iterator it = pfq.end(); - while (it != pfq.begin() && dpp > *it) + do { --it; + } while (it != pfq.begin() && dpp > *it); /* If we reach the head, we have to see if the new element is new head * or not */ if (it == pfq.begin() && dpp <= *it) |