From 019c4302ad86fd6981e8abc90cd8cb58003b662c Mon Sep 17 00:00:00 2001 From: Přemysl Eric Janouch Date: Sun, 8 Dec 2024 22:36:02 +0100 Subject: Handle tiny files gracefully Lua detection functions used to cause fatal errors on failure to read. We could also reconsider treating detection errors as fatal. --- plugins/elf.lua | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'plugins/elf.lua') diff --git a/plugins/elf.lua b/plugins/elf.lua index 439c112..bf8095f 100644 --- a/plugins/elf.lua +++ b/plugins/elf.lua @@ -18,7 +18,7 @@ -- See man 5 elf, /usr/include/elf.h and /usr/include/llvm/Support/ELF.h local detect = function (c) - return c:read (4) == "\x7FELF" + return #c >= 4 and c:read (4) == "\x7FELF" end local ph_type_table = { -- cgit v1.2.3-70-g09d2