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authorMark Wielaard <mark@klomp.org>2022-11-03 13:44:35 +0100
committerFrank Ch. Eigler <fche@redhat.com>2023-04-07 10:53:44 -0400
commit96635eb07ac35c970ad606117d01ed19b233f0b2 (patch)
tree9df667d3bad533d6bc76b76b020e68425af1c05f
parentd365524a301b2a63239ac004282679839b15d23e (diff)
downloadelfutils-96635eb07ac35c970ad606117d01ed19b233f0b2.tar.gz
libdw: Don't dereference and assign values we are skipping
We don't use the FDE address encoding byte, so no reason to read and store it. Just skip past it. Signed-off-by: Mark Wielaard <mark@klomp.org>
-rw-r--r--libdw/ChangeLog5
-rw-r--r--libdw/dwarf_next_cfi.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/libdw/ChangeLog b/libdw/ChangeLog
index 3c595a3d..6cbf192d 100644
--- a/libdw/ChangeLog
+++ b/libdw/ChangeLog
@@ -1,3 +1,8 @@
+2022-11-03 Mark Wielaard <mark@klomp.org>
+
+ * dwarf_next_cfi.c (dwarf_next_cfi): Don't dereference and assign
+ bytes.
+
2022-10-21 Yonggang Luo <luoyonggang@gmail.com>
* dwarf_begin_elf.h: Don't include unistd.h and endian.h.
diff --git a/libdw/dwarf_next_cfi.c b/libdw/dwarf_next_cfi.c
index 23b16885..be08984f 100644
--- a/libdw/dwarf_next_cfi.c
+++ b/libdw/dwarf_next_cfi.c
@@ -226,7 +226,7 @@ dwarf_next_cfi (const unsigned char e_ident[],
if (sized_augmentation)
{
/* Skip FDE address encoding byte. */
- encoding = *bytes++;
+ bytes++;
continue;
}
break;