From 85c675d0d09a45a135bddd15d7b385f8758c32fb Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 19:35:05 +0200 Subject: Adding upstream version 6.7.7. Signed-off-by: Daniel Baumann --- tools/objtool/elf.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) (limited to 'tools/objtool/elf.c') diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c index 081befa467..3d27983dc9 100644 --- a/tools/objtool/elf.c +++ b/tools/objtool/elf.c @@ -22,8 +22,6 @@ #include #include -#define MAX_NAME_LEN 128 - static inline u32 str_hash(const char *str) { return jhash(str, strlen(str), 0); @@ -515,7 +513,7 @@ static int read_symbols(struct elf *elf) /* Create parent/child links for any cold subfunctions */ list_for_each_entry(sec, &elf->sections, list) { sec_for_each_sym(sec, sym) { - char pname[MAX_NAME_LEN + 1]; + char *pname; size_t pnamelen; if (sym->type != STT_FUNC) continue; @@ -531,15 +529,15 @@ static int read_symbols(struct elf *elf) continue; pnamelen = coldstr - sym->name; - if (pnamelen > MAX_NAME_LEN) { - WARN("%s(): parent function name exceeds maximum length of %d characters", - sym->name, MAX_NAME_LEN); + pname = strndup(sym->name, pnamelen); + if (!pname) { + WARN("%s(): failed to allocate memory", + sym->name); return -1; } - strncpy(pname, sym->name, pnamelen); - pname[pnamelen] = '\0'; pfunc = find_symbol_by_name(elf, pname); + free(pname); if (!pfunc) { WARN("%s(): can't find parent function", -- cgit v1.2.3