diff options
| author | Ulisses Furquim <ulissesf@gmail.com> | 2006-09-05 20:59:27 +0000 |
|---|---|---|
| committer | Ulisses Furquim <ulissesf@gmail.com> | 2006-09-05 20:59:27 +0000 |
| commit | fdba3b26687425c6523f728f7e79d5f7a76af367 (patch) | |
| tree | 3a083bd97026fbd27650caaf47bf83ac9bec1f10 /hcid/device.c | |
| parent | c98c6d74795ed1e757da1ee2afb48d3fb09d7f91 (diff) | |
Store errno so it does not get changed before we use it
Diffstat (limited to 'hcid/device.c')
| -rw-r--r-- | hcid/device.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/hcid/device.c b/hcid/device.c index 883d6feb..2831fcc7 100644 --- a/hcid/device.c +++ b/hcid/device.c @@ -111,10 +111,11 @@ static int device_read_bdaddr(uint16_t dev_id, bdaddr_t *bdaddr) } if (hci_read_bd_addr(dd, bdaddr, 2000) < 0) { + int err = errno; error("Can't read address for hci%d: %s (%d)", dev_id, strerror(errno), errno); hci_close_dev(dd); - return -errno; + return -err; } hci_close_dev(dd); @@ -216,10 +217,11 @@ int start_device(uint16_t dev_id) } if (hci_read_local_version(dd, &ver, 1000) < 0) { + int err = errno; error("Can't read version info for hci%d: %s (%d)", dev_id, strerror(errno), errno); hci_close_dev(dd); - return -errno; + return -err; } dev->hci_rev = ver.hci_rev; @@ -228,10 +230,11 @@ int start_device(uint16_t dev_id) dev->manufacturer = ver.manufacturer; if (hci_read_local_features(dd, features, 1000) < 0) { + int err = errno; error("Can't read features for hci%d: %s (%d)", dev_id, strerror(errno), errno); hci_close_dev(dd); - return -errno; + return -err; } memcpy(dev->features, features, 8); @@ -241,10 +244,11 @@ int start_device(uint16_t dev_id) goto done; if (hci_write_inquiry_mode(dd, inqmode, 1000) < 0) { + int err = errno; error("Can't write inquiry mode for hci%d: %s (%d)", dev_id, strerror(errno), errno); hci_close_dev(dd); - return -errno; + return -err; } done: |