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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-19 13:05:38 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-19 13:05:38 -0700 |
| commit | a7204d72db251784808b0c050220992d7f833a2c (patch) | |
| tree | 3491452ea74b039f3278fd95bb7ad7c88b6b3631 /arch/parisc/lib/memcpy.c | |
| parent | ba6857b2d49646f2d4c245ff58d95d145f380177 (diff) | |
| parent | 31d141e3a666269a3b6fcccddb0351caf7454240 (diff) | |
Merge 3.12-rc6 into driver-core-next
We want these fixes here too.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/parisc/lib/memcpy.c')
| -rw-r--r-- | arch/parisc/lib/memcpy.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/parisc/lib/memcpy.c b/arch/parisc/lib/memcpy.c index ac4370b1ca40..b5507ec06b84 100644 --- a/arch/parisc/lib/memcpy.c +++ b/arch/parisc/lib/memcpy.c @@ -56,7 +56,7 @@ #ifdef __KERNEL__ #include <linux/module.h> #include <linux/compiler.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #define s_space "%%sr1" #define d_space "%%sr2" #else @@ -524,4 +524,17 @@ EXPORT_SYMBOL(copy_to_user); EXPORT_SYMBOL(copy_from_user); EXPORT_SYMBOL(copy_in_user); EXPORT_SYMBOL(memcpy); + +long probe_kernel_read(void *dst, const void *src, size_t size) +{ + unsigned long addr = (unsigned long)src; + + if (size < 0 || addr < PAGE_SIZE) + return -EFAULT; + + /* check for I/O space F_EXTEND(0xfff00000) access as well? */ + + return __probe_kernel_read(dst, src, size); +} + #endif |