From patchwork Wed Mar 3 12:06:54 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [04/10] qcow: return errno instead of -1 Date: Wed, 03 Mar 2010 02:06:54 -0000 From: Juan Quintela X-Patchwork-Id: 46793 Message-Id: To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, amit.shah@redhat.com Signed-off-by: Juan Quintela --- block/qcow.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/block/qcow.c b/block/qcow.c index 003db1e..c619984 100644 --- a/block/qcow.c +++ b/block/qcow.c @@ -766,7 +766,7 @@ static int qcow_create(const char *filename, QEMUOptionParameter *options) fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644); if (fd < 0) - return -1; + return -errno; memset(&header, 0, sizeof(header)); header.magic = cpu_to_be32(QCOW_MAGIC); header.version = cpu_to_be32(QCOW_VERSION); @@ -804,14 +804,14 @@ static int qcow_create(const char *filename, QEMUOptionParameter *options) /* write all the data */ ret = qemu_write_full(fd, &header, sizeof(header)); if (ret != sizeof(header)) { - ret = -1; + ret = -errno; goto exit; } if (backing_file) { ret = qemu_write_full(fd, backing_file, backing_filename_len); if (ret != backing_filename_len) { - ret = -1; + ret = -errno; goto exit; } @@ -821,7 +821,7 @@ static int qcow_create(const char *filename, QEMUOptionParameter *options) for(i = 0;i < l1_size; i++) { ret = qemu_write_full(fd, &tmp, sizeof(tmp)); if (ret != sizeof(tmp)) { - ret = -1; + ret = -errno; goto exit; } }