diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-09 09:11:21 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-09 09:11:21 +0200 |
commit | 0154ec71d597692a0d0682b19eac4b3adfb7f3dc (patch) | |
tree | 121b4ac35146f5696da090d3ae2534c76523e6c2 /drivers/misc/genwqe | |
parent | 9c3cef54c50d93871eaa46c28a06de8bd03fab63 (diff) | |
parent | d1fdb6d8f6a4109a4263176c84b899076a5f8008 (diff) | |
download | linux-0154ec71d597692a0d0682b19eac4b3adfb7f3dc.tar.gz linux-0154ec71d597692a0d0682b19eac4b3adfb7f3dc.tar.bz2 linux-0154ec71d597692a0d0682b19eac4b3adfb7f3dc.zip |
Merge 5.2-rc4 into char-misc-next
We want the char/misc driver fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/genwqe')
-rw-r--r-- | drivers/misc/genwqe/Kconfig | 1 | ||||
-rw-r--r-- | drivers/misc/genwqe/Makefile | 1 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_base.c | 10 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_base.h | 10 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_ddcb.c | 10 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_ddcb.h | 11 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_debugfs.c | 10 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_dev.c | 12 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_sysfs.c | 10 | ||||
-rw-r--r-- | drivers/misc/genwqe/card_utils.c | 14 | ||||
-rw-r--r-- | drivers/misc/genwqe/genwqe_driver.h | 10 |
11 files changed, 17 insertions, 82 deletions
diff --git a/drivers/misc/genwqe/Kconfig b/drivers/misc/genwqe/Kconfig index e12808073355..97f64bcf9fe0 100644 --- a/drivers/misc/genwqe/Kconfig +++ b/drivers/misc/genwqe/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # IBM Accelerator Family 'GenWQE' # diff --git a/drivers/misc/genwqe/Makefile b/drivers/misc/genwqe/Makefile index 98a2b4f0b18b..d9811ecbe40f 100644 --- a/drivers/misc/genwqe/Makefile +++ b/drivers/misc/genwqe/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for GenWQE driver # diff --git a/drivers/misc/genwqe/card_base.c b/drivers/misc/genwqe/card_base.c index d137d0fab9bf..ab7f2cd21c93 100644 --- a/drivers/misc/genwqe/card_base.c +++ b/drivers/misc/genwqe/card_base.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * IBM Accelerator Family 'GenWQE' * @@ -7,15 +8,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ /* diff --git a/drivers/misc/genwqe/card_base.h b/drivers/misc/genwqe/card_base.h index 77ed3967c5b0..2f6dd2f37942 100644 --- a/drivers/misc/genwqe/card_base.h +++ b/drivers/misc/genwqe/card_base.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __CARD_BASE_H__ #define __CARD_BASE_H__ @@ -10,15 +11,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ /* diff --git a/drivers/misc/genwqe/card_ddcb.c b/drivers/misc/genwqe/card_ddcb.c index 9a65bd9d6152..026c6ca24540 100644 --- a/drivers/misc/genwqe/card_ddcb.c +++ b/drivers/misc/genwqe/card_ddcb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * IBM Accelerator Family 'GenWQE' * @@ -7,15 +8,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ /* diff --git a/drivers/misc/genwqe/card_ddcb.h b/drivers/misc/genwqe/card_ddcb.h index 0361a68d79a6..a47ff49aee3b 100644 --- a/drivers/misc/genwqe/card_ddcb.h +++ b/drivers/misc/genwqe/card_ddcb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef __CARD_DDCB_H__ #define __CARD_DDCB_H__ @@ -10,16 +11,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/types.h> diff --git a/drivers/misc/genwqe/card_debugfs.c b/drivers/misc/genwqe/card_debugfs.c index 6f7e39f07811..49c945d0c488 100644 --- a/drivers/misc/genwqe/card_debugfs.c +++ b/drivers/misc/genwqe/card_debugfs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * IBM Accelerator Family 'GenWQE' * @@ -7,15 +8,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ /* diff --git a/drivers/misc/genwqe/card_dev.c b/drivers/misc/genwqe/card_dev.c index 8c1b63a4337b..3bc51f19c734 100644 --- a/drivers/misc/genwqe/card_dev.c +++ b/drivers/misc/genwqe/card_dev.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * IBM Accelerator Family 'GenWQE' * @@ -7,15 +8,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ /* @@ -780,6 +772,8 @@ static int genwqe_pin_mem(struct genwqe_file *cfile, struct genwqe_mem *m) if ((m->addr == 0x0) || (m->size == 0)) return -EINVAL; + if (m->size > ULONG_MAX - PAGE_SIZE - (m->addr & ~PAGE_MASK)) + return -EINVAL; map_addr = (m->addr & PAGE_MASK); map_size = round_up(m->size + (m->addr & ~PAGE_MASK), PAGE_SIZE); diff --git a/drivers/misc/genwqe/card_sysfs.c b/drivers/misc/genwqe/card_sysfs.c index c24c9b7c1dd3..28a3fb1533f7 100644 --- a/drivers/misc/genwqe/card_sysfs.c +++ b/drivers/misc/genwqe/card_sysfs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * IBM Accelerator Family 'GenWQE' * @@ -7,15 +8,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ /* diff --git a/drivers/misc/genwqe/card_utils.c b/drivers/misc/genwqe/card_utils.c index 89cff9d1012b..2e1c4d2905e8 100644 --- a/drivers/misc/genwqe/card_utils.c +++ b/drivers/misc/genwqe/card_utils.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * IBM Accelerator Family 'GenWQE' * @@ -7,15 +8,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ /* @@ -586,6 +578,10 @@ int genwqe_user_vmap(struct genwqe_dev *cd, struct dma_mapping *m, void *uaddr, /* determine space needed for page_list. */ data = (unsigned long)uaddr; offs = offset_in_page(data); + if (size > ULONG_MAX - PAGE_SIZE - offs) { + m->size = 0; /* mark unused and not added */ + return -EINVAL; + } m->nr_pages = DIV_ROUND_UP(offs + size, PAGE_SIZE); m->page_list = kcalloc(m->nr_pages, diff --git a/drivers/misc/genwqe/genwqe_driver.h b/drivers/misc/genwqe/genwqe_driver.h index 15355350e076..8c333481b3ba 100644 --- a/drivers/misc/genwqe/genwqe_driver.h +++ b/drivers/misc/genwqe/genwqe_driver.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __GENWQE_DRIVER_H__ #define __GENWQE_DRIVER_H__ @@ -10,15 +11,6 @@ * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com> * Author: Michael Jung <mijung@gmx.net> * Author: Michael Ruettger <michael@ibmra.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/types.h> |