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chan_dect: fix potential NULL pointer dereference 

'c' is only set if there is a RING_PATTERN environment variable,
'pattern' is the correct pointer to use.

Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Patrick McHardy 2010-01-08 17:45:09 +01:00
parent 3d546f101d
commit 0f024e7582
1 changed files with 1 additions and 1 deletions
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2
channels/chan_dect.c
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@ -582,7 +582,7 @@ static void dect_mncc_alert_ind(struct dect_handle *dh, struct dect_call *call,
if (strcasecmp(pattern, "silent")) {
dect_ie_init(&signal);
signal.code = DECT_SIGNAL_ALERTING_BASE | (atoi(c) & 0xf);
signal.code = DECT_SIGNAL_ALERTING_BASE | (atoi(pattern) & 0xf);
}
dect_display_init(&display);