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authorMichael Krufky <mkrufky@linuxtv.org>2007-12-09 05:16:10 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:03:27 -0200
commitfa746aee336fedfe25e6945e5967399966948420 (patch)
tree6cf253bc27278ca67ebfd879593dfd9c8970863c /drivers/media/video/tda8290.c
parentc7919d520f4c9a064ae14bc4dd170c4c12ead2af (diff)
downloadop-kernel-dev-fa746aee336fedfe25e6945e5967399966948420.zip
op-kernel-dev-fa746aee336fedfe25e6945e5967399966948420.tar.gz
V4L/DVB (6784): tda8290: prevent possible memory leak
Always call tda829x_release if tda829x_attach fails for a reason other than failure to allocate memory for private structure. Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/tda8290.c')
-rw-r--r--drivers/media/video/tda8290.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c
index 245b202..a39cb1f 100644
--- a/drivers/media/video/tda8290.c
+++ b/drivers/media/video/tda8290.c
@@ -704,7 +704,7 @@ int tda829x_attach(struct tuner *t)
}
if (tda829x_find_tuner(fe) < 0)
- return -EINVAL;
+ goto fail;
if (priv->ver & TDA8290) {
tda8290_init_tuner(fe);
@@ -717,6 +717,11 @@ int tda829x_attach(struct tuner *t)
t->mode = V4L2_TUNER_ANALOG_TV;
return 0;
+
+fail:
+ tda829x_release(fe);
+ fe->ops.analog_demod_ops = NULL;
+ return -EINVAL;
}
EXPORT_SYMBOL_GPL(tda829x_attach);
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