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| author | Roel Kluin <12o3l@tiscali.nl> | 2008-04-26 11:25:18 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-26 09:10:48 -0300 |
| commit | 50fa46b25490039ef51ef0dc8afdded60c4d3b59 (patch) | |
| tree | 16cf4b8acd93c8167940ce66d9a7770b4a83114d /drivers/media/video/cx88/cx88-blackbird.c | |
| parent | 63b79cfa05b35973713caa91e290311bd5ebbe1d (diff) | |
| download | lwn-50fa46b25490039ef51ef0dc8afdded60c4d3b59.tar.gz lwn-50fa46b25490039ef51ef0dc8afdded60c4d3b59.zip | |
V4L/DVB (7733): blackbird_find_mailbox negative return ignored in blackbird_initialize_codec()
dev->mailbox is unsigned. so a negative return goes unnoticed
Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/cx88/cx88-blackbird.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-blackbird.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c index 61c4f72644b8..6c0c94c5ef91 100644 --- a/drivers/media/video/cx88/cx88-blackbird.c +++ b/drivers/media/video/cx88/cx88-blackbird.c @@ -546,10 +546,12 @@ static int blackbird_initialize_codec(struct cx8802_dev *dev) if (retval < 0) return retval; - dev->mailbox = blackbird_find_mailbox(dev); - if (dev->mailbox < 0) + retval = blackbird_find_mailbox(dev); + if (retval < 0) return -1; + dev->mailbox = retval; + retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */ if (retval < 0) { dprintk(0, "ERROR: Firmware ping failed!\n"); |