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-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | eccdata.c | 6 |
2 files changed, 10 insertions, 0 deletions
@@ -1,5 +1,9 @@ 2018-12-26 Niels Möller <nisse@lysator.liu.se> + * eccdata.c (ecc_pippenger_precompute): Check that table size is + at least 2. Intended to silence warning from the clang static + analyzer. + * configure.ac: Bump package version to 3.5. (LIBNETTLE_MAJOR): Bump major number, now 7. (LIBHOGWEED_MAJOR): Bump major number, now 5. @@ -650,6 +650,12 @@ ecc_pippenger_precompute (struct ecc_curve *ecc, unsigned k, unsigned c) unsigned M = ecc_table_size (ecc->bit_size, k, c); unsigned i, j; + if (M < 2) + { + fprintf (stderr, "Invalid parameters, implies M = %u\n", M); + exit (EXIT_FAILURE); + } + if (M == ecc_table_size (ecc->bit_size, k-1, c)) fprintf(stderr, "warn: Parameters k = %u, c = %d are suboptimal, could use smaller k\n", |