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[Qemu-devel] [PULL 01/16] monitor: Fix return type of monitor_fdset_dup_
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PULL 01/16] monitor: Fix return type of monitor_fdset_dup_fd_find |
Date: |
Mon, 17 Jun 2019 20:48:48 +0200 |
From: Yury Kotov <address@hidden>
monitor_fdset_dup_fd_find_remove() and monitor_fdset_dup_fd_find()
return mon_fdset->id which is int64_t. Downcasting from int64_t to int
leads to a bug with removing fd from fdset with id >= 2^32.
So, fix return types for these function.
Signed-off-by: Yury Kotov <address@hidden>
Reviewed-by: Markus Armbruster <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Markus Armbruster <address@hidden>
---
include/monitor/monitor.h | 2 +-
monitor.c | 4 ++--
stubs/fdset.c | 2 +-
3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/include/monitor/monitor.h b/include/monitor/monitor.h
index 06cfcd8f36..1e1d6d2269 100644
--- a/include/monitor/monitor.h
+++ b/include/monitor/monitor.h
@@ -44,6 +44,6 @@ AddfdInfo *monitor_fdset_add_fd(int fd, bool has_fdset_id,
int64_t fdset_id,
int monitor_fdset_get_fd(int64_t fdset_id, int flags);
int monitor_fdset_dup_fd_add(int64_t fdset_id, int dup_fd);
void monitor_fdset_dup_fd_remove(int dup_fd);
-int monitor_fdset_dup_fd_find(int dup_fd);
+int64_t monitor_fdset_dup_fd_find(int dup_fd);
#endif /* MONITOR_H */
diff --git a/monitor.c b/monitor.c
index 5c5cbe254a..dce3496920 100644
--- a/monitor.c
+++ b/monitor.c
@@ -2604,7 +2604,7 @@ err:
return -1;
}
-static int monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
+static int64_t monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
{
MonFdset *mon_fdset;
MonFdsetFd *mon_fdset_fd_dup;
@@ -2632,7 +2632,7 @@ err:
return -1;
}
-int monitor_fdset_dup_fd_find(int dup_fd)
+int64_t monitor_fdset_dup_fd_find(int dup_fd)
{
return monitor_fdset_dup_fd_find_remove(dup_fd, false);
}
diff --git a/stubs/fdset.c b/stubs/fdset.c
index f3d9980b7e..67dd5e1d34 100644
--- a/stubs/fdset.c
+++ b/stubs/fdset.c
@@ -6,7 +6,7 @@ int monitor_fdset_dup_fd_add(int64_t fdset_id, int dup_fd)
return -1;
}
-int monitor_fdset_dup_fd_find(int dup_fd)
+int64_t monitor_fdset_dup_fd_find(int dup_fd)
{
return -1;
}
--
2.21.0
- [Qemu-devel] [PULL 00/16] Monitor patches for 2019-06-17, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 03/16] monitor: Split monitor_init in HMP and QMP function, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 01/16] monitor: Fix return type of monitor_fdset_dup_fd_find,
Markus Armbruster <=
- [Qemu-devel] [PULL 04/16] monitor: Make MonitorQMP a child class of Monitor, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 09/16] monitor: Move {hmp, qmp}.c to monitor/{hmp, qmp}-cmds.c, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 08/16] Move monitor.c to monitor/misc.c, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 14/16] monitor: Split Monitor.flags into separate bools, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 06/16] monitor: Remove Monitor.cmd_table indirection, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 02/16] monitor: Remove unused password prompting fields, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 11/16] monitor: Split out monitor/qmp.c, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 15/16] monitor: Replace monitor_init() with monitor_init_{hmp, qmp}(), Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 05/16] monitor: Create MonitorHMP with readline state, Markus Armbruster, 2019/06/17
- [Qemu-devel] [PULL 16/16] vl: Deprecate -mon pretty=... for HMP monitors, Markus Armbruster, 2019/06/17