libvduse: Pass positive value to strerror()

The value passed to strerror() should be positive.
So let's fix it.

Fixes: Coverity CID 1490226, 1490223
Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20220706095624.328-4-xieyongji@bytedance.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Xie Yongji 2022-07-06 17:56:24 +08:00 committed by Kevin Wolf
parent d9cf16c0be
commit 630179b7f7

View File

@ -1257,7 +1257,7 @@ VduseDev *vduse_dev_create_by_name(const char *name, uint16_t num_queues,
ret = vduse_dev_init(dev, name, num_queues, ops, priv); ret = vduse_dev_init(dev, name, num_queues, ops, priv);
if (ret < 0) { if (ret < 0) {
fprintf(stderr, "Failed to init vduse device %s: %s\n", fprintf(stderr, "Failed to init vduse device %s: %s\n",
name, strerror(ret)); name, strerror(-ret));
free(dev); free(dev);
return NULL; return NULL;
} }
@ -1331,7 +1331,7 @@ VduseDev *vduse_dev_create(const char *name, uint32_t device_id,
ret = vduse_dev_init(dev, name, num_queues, ops, priv); ret = vduse_dev_init(dev, name, num_queues, ops, priv);
if (ret < 0) { if (ret < 0) {
fprintf(stderr, "Failed to init vduse device %s: %s\n", fprintf(stderr, "Failed to init vduse device %s: %s\n",
name, strerror(ret)); name, strerror(-ret));
goto err; goto err;
} }