When d_size is zero d_buf might be NULL. Signed-off-by: Mark Wielaard <[email protected]> --- src/ChangeLog | 4 ++++ src/elfcmp.c | 3 ++- 2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/ChangeLog b/src/ChangeLog index 3161aa8..59d87c8 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,7 @@ +2015-05-30 Mark Wielaard <[email protected]> + + * elfcmp.c (main): Only call memcmp when d_size != 0. + 2015-05-23 Mark Wielaard <[email protected]> * Makefile.am: Define ldgeneric, readelf, nm, size, strip, elflint, diff --git a/src/elfcmp.c b/src/elfcmp.c index f8a4572..0250fbe 100644 --- a/src/elfcmp.c +++ b/src/elfcmp.c @@ -1,5 +1,5 @@ /* Compare relevant content of two ELF files. - Copyright (C) 2005-2012, 2014 Red Hat, Inc. + Copyright (C) 2005-2012, 2014, 2015 Red Hat, Inc. This file is part of elfutils. Written by Ulrich Drepper <[email protected]>, 2005. @@ -511,6 +511,7 @@ cannot read note section [%zu] '%s' in '%s': %s"), if (unlikely (data1->d_size != data2->d_size || (shdr1->sh_type != SHT_NOBITS + && data1->d_size != 0 && memcmp (data1->d_buf, data2->d_buf, data1->d_size) != 0))) { -- 2.1.0
