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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-03-09 15:35:53 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-03-09 15:35:53 -0500
commit263a5c8e16c34199ddf6de3f102e789ffa3ee26e (patch)
tree4f049e339d522b2ab0ba3bed3ec217e4bbc83d35 /lib/mpi/mpi-div.c
parent54d20f006ceff1f2f1e69d0e54049b6c0765c039 (diff)
parent192cfd58774b4d17b2fe8bdc77d89c2ef4e0591d (diff)
Merge 3.3-rc6 into driver-core-next
This was done to resolve a conflict in the drivers/base/cpu.c file. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/mpi/mpi-div.c')
-rw-r--r--lib/mpi/mpi-div.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/mpi/mpi-div.c b/lib/mpi/mpi-div.c
index c3087d1390ce..f68cbbb4d4a4 100644
--- a/lib/mpi/mpi-div.c
+++ b/lib/mpi/mpi-div.c
@@ -149,6 +149,9 @@ int mpi_tdiv_qr(MPI quot, MPI rem, MPI num, MPI den)
149 mpi_ptr_t marker[5]; 149 mpi_ptr_t marker[5];
150 int markidx = 0; 150 int markidx = 0;
151 151
152 if (!dsize)
153 return -EINVAL;
154
152 memset(marker, 0, sizeof(marker)); 155 memset(marker, 0, sizeof(marker));
153 156
154 /* Ensure space is enough for quotient and remainder. 157 /* Ensure space is enough for quotient and remainder.
@@ -207,6 +210,8 @@ int mpi_tdiv_qr(MPI quot, MPI rem, MPI num, MPI den)
207 * numerator would be gradually overwritten by the quotient limbs. */ 210 * numerator would be gradually overwritten by the quotient limbs. */
208 if (qp == np) { /* Copy NP object to temporary space. */ 211 if (qp == np) { /* Copy NP object to temporary space. */
209 np = marker[markidx++] = mpi_alloc_limb_space(nsize); 212 np = marker[markidx++] = mpi_alloc_limb_space(nsize);
213 if (!np)
214 goto nomem;
210 MPN_COPY(np, qp, nsize); 215 MPN_COPY(np, qp, nsize);
211 } 216 }
212 } else /* Put quotient at top of remainder. */ 217 } else /* Put quotient at top of remainder. */