diff options
Diffstat (limited to 'arch/m68k/lib/checksum.c')
| -rw-r--r-- | arch/m68k/lib/checksum.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/m68k/lib/checksum.c b/arch/m68k/lib/checksum.c index 86ddd2ee187d..3aeca261f622 100644 --- a/arch/m68k/lib/checksum.c +++ b/arch/m68k/lib/checksum.c @@ -129,8 +129,7 @@ EXPORT_SYMBOL(csum_partial); */ __wsum -csum_and_copy_from_user(const void __user *src, void *dst, - int len, __wsum sum, int *csum_err) +csum_and_copy_from_user(const void __user *src, void *dst, int len) { /* * GCC doesn't like more than 10 operands for the asm @@ -138,6 +137,7 @@ csum_and_copy_from_user(const void __user *src, void *dst, * code. */ unsigned long tmp1, tmp2; + __wsum sum = ~0U; __asm__("movel %2,%4\n\t" "btst #1,%4\n\t" /* Check alignment */ @@ -311,9 +311,7 @@ csum_and_copy_from_user(const void __user *src, void *dst, : "0" (sum), "1" (len), "2" (src), "3" (dst) ); - *csum_err = tmp2; - - return(sum); + return tmp2 ? 0 : sum; } EXPORT_SYMBOL(csum_and_copy_from_user); |