# DP: bash43-021 upstream patch
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BASH PATCH REPORT
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=================
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Bash-Release: 4.3
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Patch-ID: bash43-021
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Bug-Reported-by: Jared Yanovich <slovichon@gmail.com>
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Bug-Reference-ID: <20140625225019.GJ17044@nightderanger.psc.edu>
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Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2014-06/msg00070.html
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Bug-Description:
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When the readline `revert-all-at-newline' option is set, pressing newline
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when the current line is one retrieved from history results in a double free
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and a segmentation fault.
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Patch (apply with `patch -p0'):
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Index: b/misc.c
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===================================================================
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--- a/misc.c
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+++ b/misc.c
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@@ -461,6 +461,7 @@ _rl_revert_all_lines ()
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saved_undo_list = 0;
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/* Set up rl_line_buffer and other variables from history entry */
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rl_replace_from_history (entry, 0); /* entry->line is now current */
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+ entry->data = 0; /* entry->data is now current undo list */
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/* Undo all changes to this history entry */
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while (rl_undo_list)
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rl_do_undo ();
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@@ -468,7 +469,6 @@ _rl_revert_all_lines ()
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the timestamp. */
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FREE (entry->line);
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entry->line = savestring (rl_line_buffer);
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- entry->data = 0;
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}
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entry = previous_history ();
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}
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