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| author | David Howells <dhowells@redhat.com> | 2010-08-11 11:26:22 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-13 16:53:13 -0700 |
| commit | c7887325230aec47d47a32562a6e26014a0fafca (patch) | |
| tree | 10535943dace59ddb01d3440aa582bc4640e8016 /arch/x86/kernel | |
| parent | b84ae4a1401a731ef5fee987c0cb08743838dda7 (diff) | |
| download | blackbird-op-linux-c7887325230aec47d47a32562a6e26014a0fafca.tar.gz blackbird-op-linux-c7887325230aec47d47a32562a6e26014a0fafca.zip | |
Mark arguments to certain syscalls as being const
Mark arguments to certain system calls as being const where they should be but
aren't. The list includes:
(*) The filename arguments of various stat syscalls, execve(), various utimes
syscalls and some mount syscalls.
(*) The filename arguments of some syscall helpers relating to the above.
(*) The buffer argument of various write syscalls.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/entry_64.S | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/process.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index c5ea5cdbe7b3..17be5ec7cbba 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -1185,13 +1185,13 @@ END(kernel_thread_helper) * execve(). This function needs to use IRET, not SYSRET, to set up all state properly. * * C extern interface: - * extern long execve(char *name, char **argv, char **envp) + * extern long execve(const char *name, char **argv, char **envp) * * asm input arguments: * rdi: name, rsi: argv, rdx: envp * * We want to fallback into: - * extern long sys_execve(char *name, char **argv,char **envp, struct pt_regs *regs) + * extern long sys_execve(const char *name, char **argv,char **envp, struct pt_regs *regs) * * do_sys_execve asm fallback arguments: * rdi: name, rsi: argv, rdx: envp, rcx: fake frame on the stack diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index d401f1d2d06e..64ecaf0af9af 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -301,7 +301,7 @@ EXPORT_SYMBOL(kernel_thread); /* * sys_execve() executes a new program. */ -long sys_execve(char __user *name, char __user * __user *argv, +long sys_execve(const char __user *name, char __user * __user *argv, char __user * __user *envp, struct pt_regs *regs) { long error; |
