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[v3,13/19] contrib/elf2dmp: Use lduw_le_p() to read PDB

Message ID 20240306-elf2dmp-v3-13-d74e6c3da49c@daynix.com (mailing list archive)
State New, archived
Headers show
Series contrib/elf2dmp: Improve robustness | expand

Commit Message

Akihiko Odaki March 6, 2024, 6:12 a.m. UTC 
The relevant value may be unaligned and is little-endian.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
---
 contrib/elf2dmp/pdb.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/contrib/elf2dmp/pdb.c b/contrib/elf2dmp/pdb.c
index 1c5051425185..492aca4434c8 100644
--- a/contrib/elf2dmp/pdb.c
+++ b/contrib/elf2dmp/pdb.c
@@ -19,6 +19,7 @@ 
  */
 
 #include "qemu/osdep.h"
+#include "qemu/bswap.h"
 
 #include "pdb.h"
 #include "err.h"
@@ -186,7 +187,7 @@  static bool pdb_init_symbols(struct pdb_reader *r)
 
     r->symbols = symbols;
 
-    r->segments = *(uint16_t *)((const char *)symbols + sizeof(PDB_SYMBOLS) +
+    r->segments = lduw_le_p((const char *)symbols + sizeof(PDB_SYMBOLS) +
             symbols->module_size + symbols->offset_size +
             symbols->hash_size + symbols->srcmodule_size +
             symbols->pdbimport_size + symbols->unknown2_size +