diff options
| author | Steven Rostedt <srostedt@redhat.com> | 2011-05-19 14:35:33 -0400 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2011-05-25 19:56:23 -0400 |
| commit | f29c50419c8d1998edd759f1990c4243a248f469 (patch) | |
| tree | bf75e1376757022dcb54a12eea705f6086649edd /arch | |
| parent | 6e9101aeec39961308176e0f59e73ac5d37d243a (diff) | |
| download | op-kernel-dev-f29c50419c8d1998edd759f1990c4243a248f469.zip op-kernel-dev-f29c50419c8d1998edd759f1990c4243a248f469.tar.gz | |
maccess,probe_kernel: Make write/read src const void *
The functions probe_kernel_write() and probe_kernel_read() do not modify
the src pointer. Allow const pointers to be passed in without the need
of a typecast.
Acked-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1305824936.1465.4.camel@gandalf.stny.rr.com
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/blackfin/mm/maccess.c | 4 | ||||
| -rw-r--r-- | arch/s390/mm/maccess.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/blackfin/mm/maccess.c b/arch/blackfin/mm/maccess.c index b71cebc..e253211 100644 --- a/arch/blackfin/mm/maccess.c +++ b/arch/blackfin/mm/maccess.c @@ -16,7 +16,7 @@ static int validate_memory_access_address(unsigned long addr, int size) return bfin_mem_access_type(addr, size); } -long probe_kernel_read(void *dst, void *src, size_t size) +long probe_kernel_read(void *dst, const void *src, size_t size) { unsigned long lsrc = (unsigned long)src; int mem_type; @@ -55,7 +55,7 @@ long probe_kernel_read(void *dst, void *src, size_t size) return -EFAULT; } -long probe_kernel_write(void *dst, void *src, size_t size) +long probe_kernel_write(void *dst, const void *src, size_t size) { unsigned long ldst = (unsigned long)dst; int mem_type; diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c index 71a4b0d..51e5cd9 100644 --- a/arch/s390/mm/maccess.c +++ b/arch/s390/mm/maccess.c @@ -19,7 +19,7 @@ * using the stura instruction. * Returns the number of bytes copied or -EFAULT. */ -static long probe_kernel_write_odd(void *dst, void *src, size_t size) +static long probe_kernel_write_odd(void *dst, const void *src, size_t size) { unsigned long count, aligned; int offset, mask; @@ -45,7 +45,7 @@ static long probe_kernel_write_odd(void *dst, void *src, size_t size) return rc ? rc : count; } -long probe_kernel_write(void *dst, void *src, size_t size) +long probe_kernel_write(void *dst, const void *src, size_t size) { long copied = 0; |
