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| author | Ian Campbell <ian.campbell@citrix.com> | 2011-11-28 17:42:40 +0000 |
|---|---|---|
| committer | Ian Campbell <ian.campbell@citrix.com> | 2011-11-28 17:42:40 +0000 |
| commit | c5950569ef0a7891d2f5e4a28630f42205f7f344 (patch) | |
| tree | 0c08710b983f1d293f2128b6c3ac1daa3466ed42 /tools/blktap2 | |
| parent | 00bd522de7e836065f4ebee8ccd6fee9757960a8 (diff) | |
| download | xen-c5950569ef0a7891d2f5e4a28630f42205f7f344.tar.gz xen-c5950569ef0a7891d2f5e4a28630f42205f7f344.tar.bz2 xen-c5950569ef0a7891d2f5e4a28630f42205f7f344.zip | |
libxl: propagate error from tap_ctl_spawn.
Failure here means that a disk will not be correctly setup. I briefly
scanned tools/blktap2/control.c for other goto constructs which did not
set their err variable but didn't see any others.
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>
Diffstat (limited to 'tools/blktap2')
| -rw-r--r-- | tools/blktap2/control/tap-ctl-create.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/blktap2/control/tap-ctl-create.c b/tools/blktap2/control/tap-ctl-create.c index 46d135e93c..f4c47f1f7d 100644 --- a/tools/blktap2/control/tap-ctl-create.c +++ b/tools/blktap2/control/tap-ctl-create.c @@ -44,8 +44,10 @@ tap_ctl_create(const char *params, char **devname) return err; id = tap_ctl_spawn(); - if (id < 0) + if (id < 0) { + err = id; goto destroy; + } err = tap_ctl_attach(id, minor); if (err) |