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[Qemu-devel] [PULL 07/19] qemu-nbd: fork() can fail
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 07/19] qemu-nbd: fork() can fail |
Date: |
Wed, 18 Mar 2015 12:24:54 +0100 |
From: Max Reitz <address@hidden>
It is very unlikely, but it is possible.
Signed-off-by: Max Reitz <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
qemu-nbd.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/qemu-nbd.c b/qemu-nbd.c
index 0cb0e4e..0c9e807 100644
--- a/qemu-nbd.c
+++ b/qemu-nbd.c
@@ -635,7 +635,9 @@ int main(int argc, char **argv)
* print errors and exit with the proper status code.
*/
pid = fork();
- if (pid == 0) {
+ if (pid < 0) {
+ err(EXIT_FAILURE, "Failed to fork");
+ } else if (pid == 0) {
close(stderr_fd[0]);
ret = qemu_daemon(1, 0);
--
2.3.0
- [Qemu-devel] [PULL 00/19] Misc bugfixes for 2.3.0-rc1, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 01/19] nbd: Fix overflow return value, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 04/19] nbd: Fix nbd_establish_connection()'s return value, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 05/19] nbd: Pass return value from nbd_handle_list(), Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 03/19] qemu-nbd: Detect unused partitions by system == 0, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 02/19] util/uri: Add overflow check to rfc3986_parse_port, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 08/19] nbd: Fix potential signed overflow issues, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 09/19] nbd: Set block size to BDRV_SECTOR_SIZE, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 10/19] nbd: Fix nbd_receive_options(), Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 06/19] nbd: Handle blk_getlength() failure, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 07/19] qemu-nbd: fork() can fail,
Paolo Bonzini <=
- [Qemu-devel] [PULL 14/19] build: pass .d file name to scripts/make_device_config.sh, fix makefile target, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 11/19] nbd: Fix interpretation of the export flags, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 15/19] virtio-scsi: Fix assert in virtio_scsi_push_event, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 12/19] nbd: Drop unexpected data for NBD_OPT_LIST, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 18/19] virtio-scsi-dataplane: fix memory leak in virtio_scsi_vring_init, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 19/19] exec: Respect as_tranlsate_internal length clamp, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 16/19] kvm: fix ioeventfd endianness on bi-endian architectures, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 17/19] profiler: Reenable built-in profiler, Paolo Bonzini, 2015/03/18
- [Qemu-devel] [PULL 13/19] coroutine-io: Return -errno in case of error, Paolo Bonzini, 2015/03/18