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Should subtract two bytes from the length to account for the two-bytes footer

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This commit is contained in:
adamdunkels 2007-03-25 17:15:30 +00:00
parent 503b76266b
commit 96d8967673
1 changed files with 3 additions and 3 deletions
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6
core/dev/simple-cc2420.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: simple-cc2420.c,v 1.3 2007/03/22 23:55:48 adamdunkels Exp $
* @(#)$Id: simple-cc2420.c,v 1.4 2007/03/25 17:15:30 adamdunkels Exp $
*/
/*
* This code is almost device independent and should be easy to port.
@ -416,7 +416,7 @@ simple_cc2420_read(u8_t *buf, u8_t bufsize)
FASTSPI_READ_FIFO_GARBAGE(len);
rx_fifo_remaining_bytes = 0; /* RX FIFO emptied! */
splx(s);
len = 0;
len = 2; /* We eventually return len - 2 */
} else {
s = splhigh();
FASTSPI_READ_FIFO_NO_WAIT(buf, len - 2);
@ -447,6 +447,6 @@ simple_cc2420_read(u8_t *buf, u8_t bufsize)
splx(s);
}
return len;
return len - 2; /* Remove two bytes for the footer. */
}
/*---------------------------------------------------------------------------*/