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(parent: b21b4df) | patch
Fix computations with (potentially) NULL pointer
authorPaul Pluzhnikov <ppluzhnikov@google.com>
Mon, 13 Nov 2023 22:40:46 +0000 (22:40 +0000)
committerMark Wielaard <mark@klomp.org>
Tue, 14 Nov 2023 16:49:44 +0000 (17:49 +0100)
commitf1a381fb050650a9c15e15d0102967df3f0a6a03
treee220ade071b9ec98ca1ebecde49c8df52597fa62tree | snapshot
parentb21b4dfc23c2c812147428a39999be9f3cb4615fcommit | diff
Fix computations with (potentially) NULL pointer

When map_address is NULL, computing map_address+offset is technically
undefined behavior, and triggers Clang/LLVM warning when using
-fsanitize=pointer-overflow.

Fix this by using uintptr_t to perform computations.

Signed-off-by: Shahriar "Nafi" Rouf <nafi@google.com>
Signed-off-by: Paul Pluzhnikov <ppluzhnikov@google.com>
libelf/elf_begin.c diff | blob | blame | history
Mirror of https://sourceware.org/git/elfutils.git