| if_ath_btcoex.c (331722) | if_ath_btcoex.c (332303) |
|---|---|
| 1/*- 2 * Copyright (c) 2013 Adrian Chadd <adrian@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 * | 1/*- 2 * Copyright (c) 2013 Adrian Chadd <adrian@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 12 unchanged lines hidden (view full) --- 21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 * |
| 29 * $FreeBSD: stable/11/sys/dev/ath/if_ath_btcoex.c 331722 2018-03-29 02:50:57Z eadler $ | 29 * $FreeBSD: stable/11/sys/dev/ath/if_ath_btcoex.c 332303 2018-04-08 20:50:16Z emaste $ |
| 30 */ 31#include <sys/cdefs.h> | 30 */ 31#include <sys/cdefs.h> |
| 32__FBSDID("$FreeBSD: stable/11/sys/dev/ath/if_ath_btcoex.c 331722 2018-03-29 02:50:57Z eadler $"); | 32__FBSDID("$FreeBSD: stable/11/sys/dev/ath/if_ath_btcoex.c 332303 2018-04-08 20:50:16Z emaste $"); |
| 33 34/* 35 * This implements some very basic bluetooth coexistence methods for 36 * the ath(4) hardware. 37 */ 38#include "opt_ath.h" 39#include "opt_inet.h" 40#include "opt_wlan.h" --- 411 unchanged lines hidden (view full) --- 452 if (ad->ad_id & ATH_DIAG_DYN) { 453 /* 454 * Allocate a buffer for the results (otherwise the HAL 455 * returns a pointer to a buffer where we can read the 456 * results). Note that we depend on the HAL leaving this 457 * pointer for us to use below in reclaiming the buffer; 458 * may want to be more defensive. 459 */ | 33 34/* 35 * This implements some very basic bluetooth coexistence methods for 36 * the ath(4) hardware. 37 */ 38#include "opt_ath.h" 39#include "opt_inet.h" 40#include "opt_wlan.h" --- 411 unchanged lines hidden (view full) --- 452 if (ad->ad_id & ATH_DIAG_DYN) { 453 /* 454 * Allocate a buffer for the results (otherwise the HAL 455 * returns a pointer to a buffer where we can read the 456 * results). Note that we depend on the HAL leaving this 457 * pointer for us to use below in reclaiming the buffer; 458 * may want to be more defensive. 459 */ |
| 460 outdata = malloc(outsize, M_TEMP, M_NOWAIT); | 460 outdata = malloc(outsize, M_TEMP, M_NOWAIT | M_ZERO); |
| 461 if (outdata == NULL) { 462 error = ENOMEM; 463 goto bad; 464 } 465 } 466 switch (id) { 467 default: 468 error = EINVAL; | 461 if (outdata == NULL) { 462 error = ENOMEM; 463 goto bad; 464 } 465 } 466 switch (id) { 467 default: 468 error = EINVAL; |
| 469 goto bad; |
|
| 469 } 470 if (outsize < ad->ad_out_size) 471 ad->ad_out_size = outsize; 472 if (outdata && copyout(outdata, ad->ad_out_data, ad->ad_out_size)) 473 error = EFAULT; 474bad: 475 if ((ad->ad_id & ATH_DIAG_IN) && indata != NULL) 476 free(indata, M_TEMP); 477 if ((ad->ad_id & ATH_DIAG_DYN) && outdata != NULL) 478 free(outdata, M_TEMP); 479 return (error); 480} 481 | 470 } 471 if (outsize < ad->ad_out_size) 472 ad->ad_out_size = outsize; 473 if (outdata && copyout(outdata, ad->ad_out_data, ad->ad_out_size)) 474 error = EFAULT; 475bad: 476 if ((ad->ad_id & ATH_DIAG_IN) && indata != NULL) 477 free(indata, M_TEMP); 478 if ((ad->ad_id & ATH_DIAG_DYN) && outdata != NULL) 479 free(outdata, M_TEMP); 480 return (error); 481} 482 |