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| author | Paul Pluzhnikov <ppluzhnikov@google.com> | 2013-05-21 23:41:29 +0000 |
|---|---|---|
| committer | Paul Pluzhnikov <ppluzhnikov@google.com> | 2013-05-21 23:41:29 +0000 |
| commit | 6dcc1893b6542ed5605fa1079a817adecb73daa0 (patch) | |
| tree | 127ab224331f3d57bdba29ce8863206f568c75bd | |
| parent | 93acabad6a0ff499e4e18d44c41292ef48cde104 (diff) | |
| download | gdb-6dcc1893b6542ed5605fa1079a817adecb73daa0.zip gdb-6dcc1893b6542ed5605fa1079a817adecb73daa0.tar.gz gdb-6dcc1893b6542ed5605fa1079a817adecb73daa0.tar.bz2 | |
2013-05-21 Paul Pluzhnikov <ppluzhnikov@google.com>
* solib-svr4.c (svr4_free_so): Protect against NULL dereference.
| -rw-r--r-- | gdb/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/solib-svr4.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 24e5eb4..1d325d0 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2013-05-21 Paul Pluzhnikov <ppluzhnikov@google.com> + + * solib-svr4.c (svr4_free_so): Protect against NULL dereference. + 2013-05-21 Pedro Alves <palves@redhat.com> * python/py-prettyprint.c (apply_val_pretty_printer): Check diff --git a/gdb/solib-svr4.c b/gdb/solib-svr4.c index 4e09472..055fcb7 100644 --- a/gdb/solib-svr4.c +++ b/gdb/solib-svr4.c @@ -971,7 +971,8 @@ svr4_free_so (struct so_list *so) static void svr4_clear_so (struct so_list *so) { - so->lm_info->l_addr_p = 0; + if (so->lm_info != NULL) + so->lm_info->l_addr_p = 0; } /* Free so_list built so far (called via cleanup). */ |