diff options
| author | Jeff Cody <jcody@redhat.com> | 2015-01-22 08:03:25 -0500 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2015-01-23 18:17:05 +0100 |
| commit | 395a22fae064df64d987d703cf70ae0f57306be8 (patch) | |
| tree | d6f2875afacf80a39ae5187e4e7b7b0bff3b9bee /block/vmdk.c | |
| parent | f30136b35a271109b89353b9a5349cf32e6aeda7 (diff) | |
block: vmdk - make ret variable usage clear
Keep the variable 'ret' something that is returned by the function it is
defined in. For the return value of 'sscanf', use a more meaningful
variable name.
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Jeff Cody <jcody@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/vmdk.c')
| -rw-r--r-- | block/vmdk.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/block/vmdk.c b/block/vmdk.c index 52cb8888e5..dc6459cc00 100644 --- a/block/vmdk.c +++ b/block/vmdk.c @@ -785,6 +785,7 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs, const char *desc_file_path, Error **errp) { int ret; + int matches; char access[11]; char type[11]; char fname[512]; @@ -796,6 +797,7 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs, BDRVVmdkState *s = bs->opaque; VmdkExtent *extent; + while (*p) { /* parse extent line in one of below formats: * @@ -805,23 +807,23 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs, * RW [size in sectors] VMFSSPARSE "file-name.vmdk" */ flat_offset = -1; - ret = sscanf(p, "%10s %" SCNd64 " %10s \"%511[^\n\r\"]\" %" SCNd64, - access, §ors, type, fname, &flat_offset); - if (ret < 4 || strcmp(access, "RW")) { + matches = sscanf(p, "%10s %" SCNd64 " %10s \"%511[^\n\r\"]\" %" SCNd64, + access, §ors, type, fname, &flat_offset); + if (matches < 4 || strcmp(access, "RW")) { goto next_line; } else if (!strcmp(type, "FLAT")) { - if (ret != 5 || flat_offset < 0) { + if (matches != 5 || flat_offset < 0) { error_setg(errp, "Invalid extent lines: \n%s", p); return -EINVAL; } } else if (!strcmp(type, "VMFS")) { - if (ret == 4) { + if (matches == 4) { flat_offset = 0; } else { error_setg(errp, "Invalid extent lines:\n%s", p); return -EINVAL; } - } else if (ret != 4) { + } else if (matches != 4) { error_setg(errp, "Invalid extent lines:\n%s", p); return -EINVAL; } |