forked from rpms/glibc
40 lines
1.3 KiB
Diff
40 lines
1.3 KiB
Diff
|
commit d36f457870a807f6f29880a2f2bde5e9b761f00c
|
||
|
|
Author: Martin Sebor <msebor@redhat.com>
|
||
|
|
Date: Tue Jan 25 17:38:31 2022 -0700
|
||
|
|
|
||
|
|
intl: Avoid -Wuse-after-free [BZ #26779]
|
||
|
|
|
||
|
|
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
|
||
|
|
(cherry picked from commit 7845064d2d5a50e347ee9f4b78ec5e6316190154)
|
||
|
|
|
||
|
|
diff --git a/intl/localealias.c b/intl/localealias.c
|
||
|
|
index 375af2b03153acce..28041f2a48f643fa 100644
|
||
|
|
--- a/intl/localealias.c
|
||
|
|
+++ b/intl/localealias.c
|
||
|
|
@@ -318,7 +318,15 @@ read_alias_file (const char *fname, int fname_len)
|
||
|
|
|
||
|
|
if (string_space_act + alias_len + value_len > string_space_max)
|
||
|
|
{
|
||
|
|
- /* Increase size of memory pool. */
|
||
|
|
+#pragma GCC diagnostic push
|
||
|
|
+
|
||
|
|
+#if defined __GNUC__ && __GNUC__ >= 12
|
||
|
|
+ /* Suppress the valid GCC 12 warning until the code below is changed
|
||
|
|
+ to avoid using pointers to the reallocated block. */
|
||
|
|
+# pragma GCC diagnostic ignored "-Wuse-after-free"
|
||
|
|
+#endif
|
||
|
|
+
|
||
|
|
+ /* Increase size of memory pool. */
|
||
|
|
size_t new_size = (string_space_max
|
||
|
|
+ (alias_len + value_len > 1024
|
||
|
|
? alias_len + value_len : 1024));
|
||
|
|
@@ -351,6 +359,8 @@ read_alias_file (const char *fname, int fname_len)
|
||
|
|
value, value_len);
|
||
|
|
string_space_act += value_len;
|
||
|
|
|
||
|
|
+#pragma GCC diagnostic pop
|
||
|
|
+
|
||
|
|
++nmap;
|
||
|
|
++added;
|
||
|
|
}
|