diff options
Diffstat (limited to 'arch/s390/crypto/crc32-vx.c')
-rw-r--r-- | arch/s390/crypto/crc32-vx.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/s390/crypto/crc32-vx.c b/arch/s390/crypto/crc32-vx.c index 577ae1d4ae89..992e630c227b 100644 --- a/arch/s390/crypto/crc32-vx.c +++ b/arch/s390/crypto/crc32-vx.c @@ -51,6 +51,9 @@ u32 crc32c_le_vgfm_16(u32 crc, unsigned char const *buf, size_t size); struct kernel_fpu vxstate; \ unsigned long prealign, aligned, remaining; \ \ + if (datalen < VX_MIN_LEN + VX_ALIGN_MASK) \ + return ___crc32_sw(crc, data, datalen); \ + \ if ((unsigned long)data & VX_ALIGN_MASK) { \ prealign = VX_ALIGNMENT - \ ((unsigned long)data & VX_ALIGN_MASK); \ @@ -59,15 +62,12 @@ u32 crc32c_le_vgfm_16(u32 crc, unsigned char const *buf, size_t size); data = (void *)((unsigned long)data + prealign); \ } \ \ - if (datalen < VX_MIN_LEN) \ - return ___crc32_sw(crc, data, datalen); \ - \ aligned = datalen & ~VX_ALIGN_MASK; \ remaining = datalen & VX_ALIGN_MASK; \ \ kernel_fpu_begin(&vxstate, KERNEL_VXR_LOW); \ crc = ___crc32_vx(crc, data, aligned); \ - kernel_fpu_end(&vxstate); \ + kernel_fpu_end(&vxstate, KERNEL_VXR_LOW); \ \ if (remaining) \ crc = ___crc32_sw(crc, data + aligned, remaining); \ |