diff options
| author | Andrew Morton <akpm@osdl.org> | 2006-12-06 20:36:41 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-07 08:39:34 -0800 |
| commit | 138ae6631a3d6f86851dd53686fa88295d1398bd (patch) | |
| tree | 72edbfcfdc0c5af53a9bc9ef5134ae8d90f13e88 /mm | |
| parent | 20aa7b21b1cbd1aa3fbf5fc14da5f7484a61a824 (diff) | |
| download | lwn-138ae6631a3d6f86851dd53686fa88295d1398bd.tar.gz lwn-138ae6631a3d6f86851dd53686fa88295d1398bd.zip | |
[PATCH] slab: use probe_kernel_address()
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/slab.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/mm/slab.c b/mm/slab.c index 7b8e5d668586..86f5d6e995bb 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -103,12 +103,12 @@ #include <linux/module.h> #include <linux/rcupdate.h> #include <linux/string.h> +#include <linux/uaccess.h> #include <linux/nodemask.h> #include <linux/mempolicy.h> #include <linux/mutex.h> #include <linux/rtmutex.h> -#include <asm/uaccess.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> #include <asm/page.h> @@ -2124,7 +2124,6 @@ kmem_cache_create (const char *name, size_t size, size_t align, mutex_lock(&cache_chain_mutex); list_for_each_entry(pc, &cache_chain, next) { - mm_segment_t old_fs = get_fs(); char tmp; int res; @@ -2133,9 +2132,7 @@ kmem_cache_create (const char *name, size_t size, size_t align, * destroy its slab cache and no-one else reuses the vmalloc * area of the module. Print a warning. */ - set_fs(KERNEL_DS); - res = __get_user(tmp, pc->name); - set_fs(old_fs); + res = probe_kernel_address(pc->name, tmp); if (res) { printk("SLAB: cache with size %d has lost its name\n", pc->buffer_size); |