1 From 668accf322fd7185e273bfd50b84320e71d9de5a Mon Sep 17 00:00:00 2001
2 From: Martin Jansa <Martin.Jansa@gmail.com>
3 Date: Fri, 10 Apr 2015 00:29:18 +0200
4 Subject: [PATCH] elf_getarsym: Silence -Werror=maybe-uninitialized false
7 Upstream-Status: Pending
8 Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
10 libelf/elf_getarsym.c | 9 +++++++--
11 1 file changed, 7 insertions(+), 2 deletions(-)
13 diff --git a/libelf/elf_getarsym.c b/libelf/elf_getarsym.c
14 index d0bb28a..08954d2 100644
15 --- a/libelf/elf_getarsym.c
16 +++ b/libelf/elf_getarsym.c
17 @@ -165,8 +165,13 @@ elf_getarsym (elf, ptr)
18 int w = index64_p ? 8 : 4;
20 /* We have an archive. The first word in there is the number of
21 - entries in the table. */
23 + entries in the table.
24 + Set to SIZE_MAX just to silence -Werror=maybe-uninitialized
25 + elf_getarsym.c:290:9: error: 'n' may be used uninitialized in this function
26 + The read_number_entries function doesn't initialize n only when returning
27 + -1 which in turn ensures to jump over usage of this uninitialized variable.
29 + uint64_t n = SIZE_MAX;
30 size_t off = elf->start_offset + SARMAG + sizeof (struct ar_hdr);
31 if (read_number_entries (&n, elf, &off, index64_p) < 0)