diff options
Diffstat (limited to 'meta/recipes-sato/puzzles/files/0001-malloc-Check-for-excessive-values-to-malloc.patch')
-rw-r--r-- | meta/recipes-sato/puzzles/files/0001-malloc-Check-for-excessive-values-to-malloc.patch | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/meta/recipes-sato/puzzles/files/0001-malloc-Check-for-excessive-values-to-malloc.patch b/meta/recipes-sato/puzzles/files/0001-malloc-Check-for-excessive-values-to-malloc.patch deleted file mode 100644 index 66af6afa2f..0000000000 --- a/meta/recipes-sato/puzzles/files/0001-malloc-Check-for-excessive-values-to-malloc.patch +++ /dev/null @@ -1,49 +0,0 @@ -From 1c01a5bc9ac7f8aaa484b1a8e0e74aa5f8899d0e Mon Sep 17 00:00:00 2001 -From: Khem Raj <raj.khem@gmail.com> -Date: Sun, 8 Nov 2020 11:17:59 -0800 -Subject: [PATCH] malloc: Check for excessive values to malloc - -with whole program optimizers like lto smalloc() -is inlined the excessive constant argument is propagated to -malloc() and ultimately triggers the warning. - -malloc.c:15:9: error: argument 1 range [18446744065119617024, 18446744073709551580] exceeds maximum object size 9223372036854775807 [-Werror=alloc-size-larger-than=] - -therefore add a check before excessive constant argument before calling -malloc - -Note that this will not happen with normal compile since they happen to -be in different translation units and compiler can not semantically -analyze as much - -Upstream-Status: Pending - -Signed-off-by: Khem Raj <raj.khem@gmail.com> ---- - malloc.c | 3 +++ - 1 file changed, 3 insertions(+) - -diff --git a/malloc.c b/malloc.c -index a7fa7c5..520377c 100644 ---- a/malloc.c -+++ b/malloc.c -@@ -2,6 +2,7 @@ - * malloc.c: safe wrappers around malloc, realloc, free, strdup - */ - -+#include <stdint.h> - #include <stdlib.h> - #include <string.h> - #include "puzzles.h" -@@ -12,6 +13,8 @@ - */ - void *smalloc(size_t size) { - void *p; -+ if (size > PTRDIFF_MAX) -+ fatal("exceeds maximum object size"); - p = malloc(size); - if (!p) - fatal("out of memory"); --- -2.29.2 - |