bash: memleak bug fix for builtin command read

Built in command "read" with "-e" use Readline to obtain the line
in an interactive shell. In this process, a string "rlbuf" is
just allocated without free operation thus cause memory leak.

This patch had been submitted to upstream:
http://lists.gnu.org/archive/html/bug-bash/2017-02/msg00061.html

(From OE-Core rev: a2b278a6eaa9e9b48d858e3be6712267c0122598)

(From OE-Core rev: 571e53024b4f924e50cf6a478ccc8d6f097816bb)

Signed-off-by: Zhang Xiao <xiao.zhang@windriver.com>
Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
fixup for 4.3
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/meta/recipes-extended/bash/bash_4.3.30.bb b/meta/recipes-extended/bash/bash_4.3.30.bb
index b40059fa1d..2648faf471 100644
--- a/meta/recipes-extended/bash/bash_4.3.30.bb
+++ b/meta/recipes-extended/bash/bash_4.3.30.bb
@@ -32,6 +32,7 @@ SRC_URI = "${GNU_MIRROR}/bash/${BP}.tar.gz;name=tarball \
            file://0001-help-fix-printf-format-security-warning.patch \
            file://fix-run-intl.patch \
            file://CVE-2016-9401.patch \
+           file://bash-memleak-bug-fix-for-builtin-command-read.patch \
            "
 
 SRC_URI[tarball.md5sum] = "a27b3ee9be83bd3ba448c0ff52b28447"