safec: Remove unused variable 'len'

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-core/safec/safec/0001-strpbrk_s-Remove-unused-variable-len.patch

@@ -0,0 +1,42 @@
+From b1d7cc6495c541cdd99399b4d1a835997376dcbf Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Mon, 22 Aug 2022 23:42:33 -0700
+Subject: [PATCH] strpbrk_s: Remove unused variable len
+
+Fixes
+error: variable 'len' set but not used [-Werror,-Wunused-but-set-variable]
+
+Upstream-Status: Submitted [https://github.com/rurban/safeclib/pull/123]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ src/extstr/strpbrk_s.c | 3 ---
+ 1 file changed, 3 deletions(-)
+
+diff --git a/src/extstr/strpbrk_s.c b/src/extstr/strpbrk_s.c
+index 5bb7a0f8..2cf8a8be 100644
+--- a/src/extstr/strpbrk_s.c
++++ b/src/extstr/strpbrk_s.c
+@@ -79,7 +79,6 @@ EXPORT errno_t _strpbrk_s_chk(char *dest, rsize_t dmax, char *src, rsize_t slen,
+ #endif
+ {
+     char *ps;
+-    rsize_t len;
+ 
+     CHK_SRC_NULL("strpbrk_s", firstp)
+     *firstp = NULL;
+@@ -121,7 +120,6 @@ EXPORT errno_t _strpbrk_s_chk(char *dest, rsize_t dmax, char *src, rsize_t slen,
+     while (*dest && dmax) {
+ 
+         ps = src;
+-        len = slen;
+         while (*ps) {
+ 
+             /* check for a match with the substring */
+@@ -130,7 +128,6 @@ EXPORT errno_t _strpbrk_s_chk(char *dest, rsize_t dmax, char *src, rsize_t slen,
+                 return RCNEGATE(EOK);
+             }
+             ps++;
+-            len--;
+         }
+         dest++;
+         dmax--;

meta-oe/recipes-core/safec/safec_3.7.1.bb

@@ -9,7 +9,8 @@ inherit autotools pkgconfig
 S = "${WORKDIR}/git"
 SRCREV = "f9add9245b97c7bda6e28cceb0ee37fb7e254fd8"
 SRC_URI = "git://github.com/rurban/safeclib.git;branch=master;protocol=https \
-"
+           file://0001-strpbrk_s-Remove-unused-variable-len.patch \
+           "
 
 COMPATIBLE_HOST = '(x86_64|i.86|powerpc|powerpc64|arm|aarch64|mips).*-linux'