[RFKILL]: Fix check for correct rfkill allocation
coverity has spotted a bug in rfkill.c (bug id #1627), in rfkill_allocate() NULL was returns if the kzalloc() works, and deref the NULL pointer if it fails, Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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David S. Miller
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c34b19fb4e
commit
d007da1fa6
@@ -296,7 +296,7 @@ struct rfkill *rfkill_allocate(struct device *parent, enum rfkill_type type)
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struct device *dev;
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struct device *dev;
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rfkill = kzalloc(sizeof(struct rfkill), GFP_KERNEL);
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rfkill = kzalloc(sizeof(struct rfkill), GFP_KERNEL);
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if (rfkill)
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if (!rfkill)
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return NULL;
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return NULL;
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mutex_init(&rfkill->mutex);
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mutex_init(&rfkill->mutex);
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