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| author | Jeff Dike <jdike@addtoit.com> | 2006-09-26 06:33:01 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-26 15:49:05 (GMT) |
| commit | 8f80e9466e18288df7391c9d21532c4125ac9c62 (patch) | |
| tree | 2895ff7fc1414c9c92a92abbed6a28c7e3de38b3 | |
| parent | 91b165c0594ab78c64f26d26e3174e6dfd60ed9d (diff) | |
| download | linux-fsl-qoriq-8f80e9466e18288df7391c9d21532c4125ac9c62.tar.xz | |
[PATCH] uml: Fix stack alignment
Stack randomization needs to be conditional on the personality allowing it.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/um/kernel/process_kern.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/um/kernel/process_kern.c b/arch/um/kernel/process_kern.c index f6a5a50..537895d 100644 --- a/arch/um/kernel/process_kern.c +++ b/arch/um/kernel/process_kern.c @@ -23,6 +23,7 @@ #include "linux/proc_fs.h" #include "linux/ptrace.h" #include "linux/random.h" +#include "linux/personality.h" #include "asm/unistd.h" #include "asm/mman.h" #include "asm/segment.h" @@ -476,7 +477,7 @@ int singlestepping(void * t) #ifndef arch_align_stack unsigned long arch_align_stack(unsigned long sp) { - if (randomize_va_space) + if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) sp -= get_random_int() % 8192; return sp & ~0xf; } |