diff options
Diffstat (limited to 'crypto/digest.c')
| -rw-r--r-- | crypto/digest.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/crypto/digest.c b/crypto/digest.c index 2c4de2e4f1..360c261e40 100644 --- a/crypto/digest.c +++ b/crypto/digest.c @@ -233,17 +233,18 @@ static int digest_update_from_fd(struct digest *d, int fd, } while (size) { - const ssize_t now = read(fd, buf, PAGE_SIZE); - if (now < 0) { - ret = now; + unsigned long now = min_t(typeof(size), PAGE_SIZE, size); + + ret = read(fd, buf, now); + if (ret < 0) { perror("read"); goto out_free; } - if (!now) + if (!ret) break; - ret = digest_update_interruptible(d, buf, now); + ret = digest_update_interruptible(d, buf, ret); if (ret) goto out_free; |