diff options
| author | Anton Blanchard <anton@samba.org> | 2013-08-07 02:01:24 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-08-14 11:50:24 +1000 |
| commit | b0d436c739b0d4afcdfe2e97d4d1ee41ea2db62e (patch) | |
| tree | e1bcbf43d70097c6b86cc53e5a4583643bf42b3b /arch/powerpc/kernel/signal_64.c | |
| parent | a0a96ee9ba9ea188dee9126dbb404ff6253318cd (diff) | |
powerpc: Fix a number of sparse warnings
Address some of the trivial sparse warnings in arch/powerpc.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/signal_64.c')
| -rw-r--r-- | arch/powerpc/kernel/signal_64.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index 887e99d85bc2..cbd26928e04d 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -346,13 +346,13 @@ static long restore_sigcontext(struct pt_regs *regs, sigset_t *set, int sig, if (v_regs && !access_ok(VERIFY_READ, v_regs, 34 * sizeof(vector128))) return -EFAULT; /* Copy 33 vec registers (vr0..31 and vscr) from the stack */ - if (v_regs != 0 && (msr & MSR_VEC) != 0) + if (v_regs != NULL && (msr & MSR_VEC) != 0) err |= __copy_from_user(current->thread.vr, v_regs, 33 * sizeof(vector128)); else if (current->thread.used_vr) memset(current->thread.vr, 0, 33 * sizeof(vector128)); /* Always get VRSAVE back */ - if (v_regs != 0) + if (v_regs != NULL) err |= __get_user(current->thread.vrsave, (u32 __user *)&v_regs[33]); else current->thread.vrsave = 0; @@ -463,7 +463,7 @@ static long restore_tm_sigcontexts(struct pt_regs *regs, tm_v_regs, 34 * sizeof(vector128))) return -EFAULT; /* Copy 33 vec registers (vr0..31 and vscr) from the stack */ - if (v_regs != 0 && tm_v_regs != 0 && (msr & MSR_VEC) != 0) { + if (v_regs != NULL && tm_v_regs != NULL && (msr & MSR_VEC) != 0) { err |= __copy_from_user(current->thread.vr, v_regs, 33 * sizeof(vector128)); err |= __copy_from_user(current->thread.transact_vr, tm_v_regs, @@ -474,7 +474,7 @@ static long restore_tm_sigcontexts(struct pt_regs *regs, memset(current->thread.transact_vr, 0, 33 * sizeof(vector128)); } /* Always get VRSAVE back */ - if (v_regs != 0 && tm_v_regs != 0) { + if (v_regs != NULL && tm_v_regs != NULL) { err |= __get_user(current->thread.vrsave, (u32 __user *)&v_regs[33]); err |= __get_user(current->thread.transact_vrsave, |