UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

m68knommu: collection of fixes for v5.8 

Fixes include:
 . casting clean up in the user access macros
 . memory leak on error case fix for PCI probing
 . update of a defconfig.
 -----BEGIN PGP SIGNATURE-----
 
 iQIzBAABCgAdFiEEmsfM6tQwfNjBOxr3TiQVqaG9L4AFAl7huk8ACgkQTiQVqaG9
 L4C1jQ/+P6rtN1H+c9uBqWpfsqrvhc7wOeaFd3JL9kgSSEdWI7SRyJQobpl95WNZ
 J2rtcANZD1qrx0cXnQP30TOq4Pap++9H0H1rNj930YJzA23wDrlbWta3OlqFyzGK
 uFSKdAjADjyUzGUOdtpGW4g4nG3cv2BjO3vSCit12KMI1KHmhdaAlG6UOFr22drS
 Yg3Z+SfPtkNv2okUNVdZ4gPbt/TGGfKHKIBbqE2YxQ0qRymsoMEbBOUpz71vfNKX
 igYS+yf5r9Wm8oMRjAN61g0Jm/0hvs7s3IicOw/FVewK6m3IkIKIpXpKQ7gtEknd
 USlnFpkdd9YJE/+qxCbEtJ6VwQBXno5EPRK79xhuW2WNaoPDZtlRDNtmMBD4CdDt
 A/EyOBcC4//KIyUQvOEiS/He/iHN58T//XW8SgF2fpMRKgLGVqf7tttIDutjgPp2
 36KWBmdPW42EhFFLdIKYBqlPnysZR0O/2cLyMpHAu4206Z59Qzupaqrq0/v8ITzA
 UQ8eVaTTE9dMI40orrBsnMNCS309XkeVYVhUE6UN95KRpL1tvfI4fLqV/98tjBT8
 2FXmj73OM75sMUketCQF3cSehPaGC5xhwLDrZXk47vNcob9n+bexy4wD5vGe6+kM
 a5Fe2oKaIqBDsYCwtvRoJ0qB52uqWZu6FIudbfTJVORg3GmvWt8=
 =/4NZ
 -----END PGP SIGNATURE-----

Merge tag 'm68knommu-for-v5.8' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu

Pull m68knommu updates from Greg Ungerer:

 - casting clean up in the user access macros

 - memory leak on error case fix for PCI probing

 - update of a defconfig

* tag 'm68knommu-for-v5.8' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
  m68k,nommu: fix implicit cast from __user in __{get,put}_user_asm()
  m68k,nommu: add missing __user in uaccess' __ptr() macro
  m68k: Drop CONFIG_MTD_M25P80 in stmark2_defconfig
  m68k/PCI: Fix a memory leak in an error handling path
This commit is contained in:
Linus Torvalds 2020-06-11 12:50:54 -07:00
parent 2dca74a40e 9e2b6ed41f
commit d3ea693439
3 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/m68k/coldfire/pci.c
View File

@ -216,8 +216,10 @@ static int __init mcf_pci_init(void)
/* Keep a virtual mapping to IO/config space active */
iospace = (unsigned long) ioremap(PCI_IO_PA, PCI_IO_SIZE);
if (iospace == 0)
if (iospace == 0) {
pci_free_host_bridge(bridge);
return -ENODEV;
}
pr_info("Coldfire: PCI IO/config window mapped to 0x%x\n",
(u32) iospace);

1
arch/m68k/configs/stmark2_defconfig
View File

@ -48,7 +48,6 @@ CONFIG_MTD_CFI_STAA=y
CONFIG_MTD_ROM=y
CONFIG_MTD_COMPLEX_MAPPINGS=y
CONFIG_MTD_PLATRAM=y
CONFIG_MTD_M25P80=y
CONFIG_MTD_SPI_NOR=y
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set

6
arch/m68k/include/asm/uaccess_no.h
View File

@ -42,7 +42,7 @@ static inline int _access_ok(unsigned long addr, unsigned long size)
__put_user_asm(__pu_err, __pu_val, ptr, l); \
break; \
case 8: \
memcpy(ptr, &__pu_val, sizeof (*(ptr))); \
memcpy((void __force *)ptr, &__pu_val, sizeof(*(ptr))); \
break; \
default: \
__pu_err = __put_user_bad(); \
@ -60,7 +60,7 @@ extern int __put_user_bad(void);
* aliasing issues.
*/
#define __ptr(x) ((unsigned long *)(x))
#define __ptr(x) ((unsigned long __user *)(x))
#define __put_user_asm(err,x,ptr,bwl) \
__asm__ ("move" #bwl " %0,%1" \
@ -85,7 +85,7 @@ extern int __put_user_bad(void);
u64 l; \
__typeof__(*(ptr)) t; \
} __gu_val; \
memcpy(&__gu_val.l, ptr, sizeof(__gu_val.l)); \
memcpy(&__gu_val.l, (const void __force *)ptr, sizeof(__gu_val.l)); \
(x) = __gu_val.t; \
break; \
} \