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| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2006-03-23 17:38:10 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-03-27 14:48:08 +1100 |
| commit | af308377e204e25f1f58627d05fe0f483703b514 (patch) | |
| tree | bed18644cbf621ecb5447e626e6a0957ab363a46 /arch/powerpc/kernel/process.c | |
| parent | 7c92943c7b6c42fa631ac2b67aeb507e727cd75b (diff) | |
| download | kernel_samsung_smdk4412-af308377e204e25f1f58627d05fe0f483703b514.zip kernel_samsung_smdk4412-af308377e204e25f1f58627d05fe0f483703b514.tar.gz kernel_samsung_smdk4412-af308377e204e25f1f58627d05fe0f483703b514.tar.bz2 | |
[PATCH] powerpc: fix various sparse warnings
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/kernel/process.c')
| -rw-r--r-- | arch/powerpc/kernel/process.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index f698aa7..995b146 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -362,7 +362,11 @@ static void show_instructions(struct pt_regs *regs) if (!(i % 8)) printk("\n"); - if (BAD_PC(pc) || __get_user(instr, (unsigned int *)pc)) { + /* We use __get_user here *only* to avoid an OOPS on a + * bad address because the pc *should* only be a + * kernel address. + */ + if (BAD_PC(pc) || __get_user(instr, (unsigned int __user *)pc)) { printk("XXXXXXXX "); } else { if (regs->nip == pc) |