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author | James Morris <jmorris@namei.org> | 2008-12-04 06:16:36 (GMT) |
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committer | James Morris <jmorris@namei.org> | 2008-12-04 06:16:36 (GMT) |
commit | ec98ce480ada787f2cfbd696980ff3564415505b (patch) | |
tree | 1a4d644b38f9f1e4b4e086fde0b195df4a92cf84 /arch/parisc/kernel/ptrace.c | |
parent | 3496f92beb9aa99ef21fccc154a36c7698e9c538 (diff) | |
parent | feaf3848a813a106f163013af6fcf6c4bfec92d9 (diff) | |
download | linux-ec98ce480ada787f2cfbd696980ff3564415505b.tar.xz |
Merge branch 'master' into next
Conflicts:
fs/nfsd/nfs4recover.c
Manually fixed above to use new creds API functions, e.g.
nfs4_save_creds().
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'arch/parisc/kernel/ptrace.c')
-rw-r--r-- | arch/parisc/kernel/ptrace.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c index 90904f9..927db36 100644 --- a/arch/parisc/kernel/ptrace.c +++ b/arch/parisc/kernel/ptrace.c @@ -183,10 +183,10 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) * being 64 bit in both cases. */ -static long translate_usr_offset(long offset) +static compat_ulong_t translate_usr_offset(compat_ulong_t offset) { if (offset < 0) - return -1; + return sizeof(struct pt_regs); else if (offset <= 32*4) /* gr[0..31] */ return offset * 2 + 4; else if (offset <= 32*4+32*8) /* gr[0..31] + fr[0..31] */ @@ -194,7 +194,7 @@ static long translate_usr_offset(long offset) else if (offset < sizeof(struct pt_regs)/2 + 32*4) return offset * 2 + 4 - 32*8; else - return -1; + return sizeof(struct pt_regs); } long compat_arch_ptrace(struct task_struct *child, compat_long_t request, @@ -209,7 +209,7 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, if (addr & (sizeof(compat_uint_t)-1)) break; addr = translate_usr_offset(addr); - if (addr < 0) + if (addr >= sizeof(struct pt_regs)) break; tmp = *(compat_uint_t *) ((char *) task_regs(child) + addr); @@ -236,7 +236,7 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, if (addr & (sizeof(compat_uint_t)-1)) break; addr = translate_usr_offset(addr); - if (addr < 0) + if (addr >= sizeof(struct pt_regs)) break; if (addr >= PT_FR0 && addr <= PT_FR31 + 4) { /* Special case, fp regs are 64 bits anyway */ |