Merge tag 'drm/tegra/for-5.7-fixes' of git://anongit.freedesktop.org/tegra/linux...

[thirdparty/linux.git] / arch / x86 / crypto / blake2s-glue.c

diff --git a/arch/x86/crypto/blake2s-glue.c b/arch/x86/crypto/blake2s-glue.c
index 06ef2d4a470171aecc249d7bbddedccebf67e04e..6737bcea1fa148a129cbc334c92778889dc41963 100644 (file)
--- a/arch/x86/crypto/blake2s-glue.c
+++ b/arch/x86/crypto/blake2s-glue.c
@@ -32,16 +32,16 @@ void blake2s_compress_arch(struct blake2s_state *state,
                           const u32 inc)
 {
        /* SIMD disables preemption, so relax after processing each page. */
-       BUILD_BUG_ON(PAGE_SIZE / BLAKE2S_BLOCK_SIZE < 8);
+       BUILD_BUG_ON(SZ_4K / BLAKE2S_BLOCK_SIZE < 8);
 
        if (!static_branch_likely(&blake2s_use_ssse3) || !crypto_simd_usable()) {
                blake2s_compress_generic(state, block, nblocks, inc);
                return;
        }
 
-       for (;;) {
+       do {
                const size_t blocks = min_t(size_t, nblocks,
-                                           PAGE_SIZE / BLAKE2S_BLOCK_SIZE);
+                                           SZ_4K / BLAKE2S_BLOCK_SIZE);
 
                kernel_fpu_begin();
                if (IS_ENABLED(CONFIG_AS_AVX512) &&
@@ -52,10 +52,8 @@ void blake2s_compress_arch(struct blake2s_state *state,
                kernel_fpu_end();
 
                nblocks -= blocks;
-               if (!nblocks)
-                       break;
                block += blocks * BLAKE2S_BLOCK_SIZE;
-       }
+       } while (nblocks);
 }
 EXPORT_SYMBOL(blake2s_compress_arch);