Message ID | 1391939335-31580-10-git-send-email-pbonzini@redhat.com |
---|---|
State | New |
Headers | show |
On Sun, 02/09 10:48, Paolo Bonzini wrote: > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> > --- > block/cow.c | 12 +++--------- > 1 file changed, 3 insertions(+), 9 deletions(-) > > diff --git a/block/cow.c b/block/cow.c > index 7fc0b12..43a2150 100644 > --- a/block/cow.c > +++ b/block/cow.c > @@ -82,7 +82,7 @@ static int cow_open(BlockDriverState *bs, QDict *options, int flags, > char version[64]; > snprintf(version, sizeof(version), > "COW version %d", cow_header.version); > - qerror_report(QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, > + error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, > bs->device_name, "cow", version); > ret = -ENOTSUP; > goto fail; > @@ -330,7 +330,6 @@ static int cow_create(const char *filename, QEMUOptionParameter *options, > struct stat st; > int64_t image_sectors = 0; > const char *image_filename = NULL; > - Error *local_err = NULL; > int ret; > BlockDriverState *cow_bs; > > @@ -344,18 +343,13 @@ static int cow_create(const char *filename, QEMUOptionParameter *options, > options++; > } > > - ret = bdrv_create_file(filename, options, &local_err); > + ret = bdrv_create_file(filename, options, errp); > if (ret < 0) { > - qerror_report_err(local_err); > - error_free(local_err); > return ret; > } > > - ret = bdrv_file_open(&cow_bs, filename, NULL, NULL, BDRV_O_RDWR, > - &local_err); > + ret = bdrv_file_open(&cow_bs, filename, NULL, NULL, BDRV_O_RDWR, errp); > if (ret < 0) { > - qerror_report_err(local_err); > - error_free(local_err); > return ret; > } > > -- > 1.8.5.3 > I'm never sure about choice of using local_err with error_propagate, or straightly pass errp, but the logic still looks right to me, so, Reviewed-by: Fam Zheng <famz@redhat.com>
Il 10/02/2014 09:04, Fam Zheng ha scritto: > I'm never sure about choice of using local_err with error_propagate, or > straightly pass errp, but the logic still looks right to me, so, Basically, never use error_is_set. If you do, you probably should have used instead &local_err and error_propagate. If you are not using error_is_set, it's fine to use errp directly with no error_propagate. Paolo > Reviewed-by: Fam Zheng <famz@redhat.com>
diff --git a/block/cow.c b/block/cow.c index 7fc0b12..43a2150 100644 --- a/block/cow.c +++ b/block/cow.c @@ -82,7 +82,7 @@ static int cow_open(BlockDriverState *bs, QDict *options, int flags, char version[64]; snprintf(version, sizeof(version), "COW version %d", cow_header.version); - qerror_report(QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, + error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, bs->device_name, "cow", version); ret = -ENOTSUP; goto fail; @@ -330,7 +330,6 @@ static int cow_create(const char *filename, QEMUOptionParameter *options, struct stat st; int64_t image_sectors = 0; const char *image_filename = NULL; - Error *local_err = NULL; int ret; BlockDriverState *cow_bs; @@ -344,18 +343,13 @@ static int cow_create(const char *filename, QEMUOptionParameter *options, options++; } - ret = bdrv_create_file(filename, options, &local_err); + ret = bdrv_create_file(filename, options, errp); if (ret < 0) { - qerror_report_err(local_err); - error_free(local_err); return ret; } - ret = bdrv_file_open(&cow_bs, filename, NULL, NULL, BDRV_O_RDWR, - &local_err); + ret = bdrv_file_open(&cow_bs, filename, NULL, NULL, BDRV_O_RDWR, errp); if (ret < 0) { - qerror_report_err(local_err); - error_free(local_err); return ret; }
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- block/cow.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-)