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author | Tadeusz Struk <tadeusz.struk@intel.com> | 2015-06-15 22:18:36 +0200 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2015-06-16 08:35:06 +0200 |
commit | d37e296979ed1652aec6850e2d736bd0ebf0cdb1 (patch) | |
tree | 6f26c2f3a80bbf2e04c3be67edb22631d705de95 /lib/mpi/mpiutil.c | |
parent | crypto: vmx - Reindent to kernel style (diff) | |
download | linux-d37e296979ed1652aec6850e2d736bd0ebf0cdb1.tar.xz linux-d37e296979ed1652aec6850e2d736bd0ebf0cdb1.zip |
MPILIB: add mpi_read_buf() and mpi_get_size() helpers
Added a mpi_read_buf() helper function to export MPI to a buf provided by
the user, and a mpi_get_size() helper, that tells the user how big the buf is.
Changed mpi_free to use kzfree instead of kfree because it is used to free
crypto keys.
Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'lib/mpi/mpiutil.c')
-rw-r--r-- | lib/mpi/mpiutil.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/mpi/mpiutil.c b/lib/mpi/mpiutil.c index bf076d281d40..314f4dfa603e 100644 --- a/lib/mpi/mpiutil.c +++ b/lib/mpi/mpiutil.c @@ -69,7 +69,7 @@ void mpi_free_limb_space(mpi_ptr_t a) if (!a) return; - kfree(a); + kzfree(a); } void mpi_assign_limb_space(MPI a, mpi_ptr_t ap, unsigned nlimbs) @@ -95,7 +95,7 @@ int mpi_resize(MPI a, unsigned nlimbs) if (!p) return -ENOMEM; memcpy(p, a->d, a->alloced * sizeof(mpi_limb_t)); - kfree(a->d); + kzfree(a->d); a->d = p; } else { a->d = kzalloc(nlimbs * sizeof(mpi_limb_t), GFP_KERNEL); @@ -112,7 +112,7 @@ void mpi_free(MPI a) return; if (a->flags & 4) - kfree(a->d); + kzfree(a->d); else mpi_free_limb_space(a->d); |