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glibc: Replace strncpy with memccpy to fix -Wstringop-truncation.

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(From OE-Core rev: 1c8887ec629516333cbe3736bc0f9d24fb08dffe)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Khem Raj
2018-03-23 13:48:23 -07:00
committed by Richard Purdie
parent af243c0078
commit 5c8972f320
2 changed files with 41 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta/recipes-core/glibc/glibc/0029-Replace-strncpy-with-memccpy-to-fix-Wstringop-trunca.patch
+40
View File
@@ -0,0 +1,40 @@
From 113e0516fbd3ce18253f0423762416d4c4b38fb0 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Thu, 22 Mar 2018 17:57:37 -0700
Subject: [PATCH 29/29] Replace strncpy with memccpy to fix
-Wstringop-truncation.
* nis/nss_nisplus/nisplus-parser.c: Replace strncpy with memcpy to
avoid -Wstringop-truncation.
---
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Upstream-Status: Submitted [https://sourceware.org/ml/libc-alpha/2018-03/msg00531.html]
nis/nss_nisplus/nisplus-parser.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/nis/nss_nisplus/nisplus-parser.c b/nis/nss_nisplus/nisplus-parser.c
index 8dc021e73d..b53284f889 100644
--- a/nis/nss_nisplus/nisplus-parser.c
+++ b/nis/nss_nisplus/nisplus-parser.c
@@ -87,7 +87,7 @@ _nss_nisplus_parse_pwent (nis_result *result, struct passwd *pw,
if (len >= room_left)
goto no_more_room;
- strncpy (first_unused, numstr, len);
+ memcpy (first_unused, numstr, len);
first_unused[len] = '\0';
numstr = first_unused;
}
@@ -103,7 +103,7 @@ _nss_nisplus_parse_pwent (nis_result *result, struct passwd *pw,
if (len >= room_left)
goto no_more_room;
- strncpy (first_unused, numstr, len);
+ memcpy (first_unused, numstr, len);
first_unused[len] = '\0';
numstr = first_unused;
}
--
2.16.2
meta/recipes-core/glibc/glibc_2.27.bb
+1
View File
@@ -43,6 +43,7 @@ SRC_URI = "${GLIBC_GIT_URI};branch=${SRCBRANCH};name=glibc \
file://0026-reset-dl_load_write_lock-after-forking.patch \
file://0027-Acquire-ld.so-lock-before-switching-to-malloc_atfork.patch \
file://0028-bits-siginfo-consts.h-enum-definition-for-TRAP_HWBKP.patch \
file://0029-Replace-strncpy-with-memccpy-to-fix-Wstringop-trunca.patch \
"
NATIVESDKFIXES ?= ""