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22e4a267a6
qemu/linux-user
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Kan Li 22e4a267a6 Fix linux-user crashes in ioctl(SIOCGIFCONF) when ifc_buf is NULL. 
Summary:
This is to fix bug https://bugs.launchpad.net/qemu/+bug/1796754.
It is valid for ifc_buf to be NULL according to
http://man7.org/linux/man-pages/man7/netdevice.7.html.

Signed-off-by: Kan Li <likan_999.student@sina.com>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
Message-Id: <20181024201303.114-1-likan_999.student@sina.com>
[lv: fix errors reported by checkpatch.pl]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2019-02-07 14:04:03 +01:00
..
aarch64 linux-user: Implement PR_PAC_RESET_KEYS 2019-02-05 16:52:39 +00:00
alpha linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
arm linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
cris linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
generic linux-user: move generic signal definitions to generic/signal.h 2018-06-04 01:30:44 +02:00
host linux-user: Add safe_syscall for riscv64 host 2018-12-26 06:40:02 +11:00
hppa linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
i386 linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
m68k target/m68k: Fix LGPL information in the file headers 2019-01-30 14:20:13 +01:00
microblaze linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
mips linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
mips64 linux-user: Add prctl() PR_SET_FP_MODE and PR_GET_FP_MODE implementations 2018-10-29 15:50:31 +01:00
nios2 linux-user: Clean up nios2 main loop signal handling 2018-11-12 16:02:10 +01:00
openrisc linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
ppc target/ppc: move FP and VMX registers into aligned vsr register array 2019-01-09 09:28:14 +11:00
riscv linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
s390x linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
sh4 linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
sparc linux-user/sparc/signal.c: Remove dead code 2018-11-15 13:06:40 +00:00
sparc64 linux-user/sparc64: Add inotify_rm_watch and tee syscalls 2018-06-11 14:47:45 +02:00
tilegx linux-user: move generic signal definitions to generic/signal.h 2018-06-04 01:30:44 +02:00
x86_64 remove space-tab sequences 2019-01-11 15:46:55 +01:00
xtensa linux-user: Don't call gdb_handlesig() before queue_signal() 2018-11-12 15:48:00 +01:00
cpu_loop-common.h linux-user: create a dummy per arch cpu_loop.c 2018-04-30 09:47:55 +02:00
elfload.c aarch64-linux-user: Enable HWCAP bits for PAuth 2019-02-01 15:05:10 +00:00
errno_defs.h linux-user: Handle ERFKILL and EHWPOISON 2017-01-22 18:14:10 -08:00
exit.c linux-user: add gcov support to preexit_cleanup 2018-07-05 15:59:41 +01:00
fd-trans.c linux-user: move TargetFdTrans functions to their own file 2018-09-25 22:36:47 +02:00
fd-trans.h linux-user: move TargetFdTrans functions to their own file 2018-09-25 22:36:47 +02:00
flat.h
flatload.c linux-user/flatload: fix initial stack pointer alignment 2018-10-30 11:23:32 -07:00
ioctls.h linux-user: Implement special usbfs ioctls. 2018-10-19 14:05:10 +02:00
linux_loop.h linux-user: Add loop control ioctls 2016-07-19 15:22:33 +03:00
linuxload.c avoid TABs in files that only contain a few 2019-01-11 15:46:56 +01:00
m68k-sim.c linux-user: Clean up includes 2016-01-29 15:07:22 +00:00
main.c avoid TABs in files that only contain a few 2019-01-11 15:46:56 +01:00
Makefile.objs linux-user: move TargetFdTrans functions to their own file 2018-09-25 22:36:47 +02:00
mmap.c avoid TABs in files that only contain a few 2019-01-11 15:46:56 +01:00
qemu.h linux-user: Fix compilation with clang 3.4 2019-01-22 06:26:31 +01:00
safe-syscall.S linux-user: Provide safe_syscall for fixing races between signals and syscalls 2016-05-27 14:49:51 +03:00
signal-common.h linux-user: introduce target_sigsp() and target_save_altstack() 2018-05-03 18:29:15 +02:00
signal.c avoid TABs in files that only contain a few 2019-01-11 15:46:56 +01:00
socket.h linux-user: update ARCH_HAS_SOCKET_TYPES use 2018-05-25 10:10:55 +02:00
strace.c avoid TABs in files that only contain a few 2019-01-11 15:46:56 +01:00
strace.list linux-user/strace: Improve recvmsg() output 2018-07-03 16:27:15 +02:00
syscall_defs.h remove space-tab sequences 2019-01-11 15:46:55 +01:00
syscall_types.h linux-user: Implement special usbfs ioctls. 2018-10-19 14:05:10 +02:00
syscall.c Fix linux-user crashes in ioctl(SIOCGIFCONF) when ifc_buf is NULL. 2019-02-07 14:04:03 +01:00
target_flat.h
trace-events trace-events: fix code style: print 0x before hex numbers 2017-08-01 12:13:07 +01:00
uaccess.c avoid TABs in files that only contain a few 2019-01-11 15:46:56 +01:00
uname.c linux-user: Clean up includes 2016-01-29 15:07:22 +00:00
uname.h Clean up decorations and whitespace around header guards 2016-07-12 16:20:46 +02:00
vm86.c avoid TABs in files that only contain a few 2019-01-11 15:46:56 +01:00