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authorJohannes Berg <[email protected]>2024-10-09 08:59:14 +0200
committerJohannes Berg <[email protected]>2024-10-09 08:59:22 +0200
commita0efa2f362a69e47b9d8b48f770ef3a0249a7911 (patch)
tree384d2c79a9b613213ef7591583d820d18c7be9c3 /lib/crypto/mpi/mpi-cmp.c
parentdb03488897a70367aeafe82d07a78943d2a6068e (diff)
parent36efaca9cb28a893cad98f0448c39a8b698859e2 (diff)
Merge net-next/main to resolve conflicts
The wireless-next tree was based on something older, and there are now conflicts between -rc2 and work here. Merge net-next, which has enough of -rc2 for the conflicts to happen, resolving them in the process. Signed-off-by: Johannes Berg <[email protected]>
Diffstat (limited to 'lib/crypto/mpi/mpi-cmp.c')
-rw-r--r--lib/crypto/mpi/mpi-cmp.c46
1 files changed, 10 insertions, 36 deletions
diff --git a/lib/crypto/mpi/mpi-cmp.c b/lib/crypto/mpi/mpi-cmp.c
index 0835b6213235..ceaebe181cd7 100644
--- a/lib/crypto/mpi/mpi-cmp.c
+++ b/lib/crypto/mpi/mpi-cmp.c
@@ -45,54 +45,28 @@ int mpi_cmp_ui(MPI u, unsigned long v)
}
EXPORT_SYMBOL_GPL(mpi_cmp_ui);
-static int do_mpi_cmp(MPI u, MPI v, int absmode)
+int mpi_cmp(MPI u, MPI v)
{
- mpi_size_t usize;
- mpi_size_t vsize;
- int usign;
- int vsign;
+ mpi_size_t usize, vsize;
int cmp;
mpi_normalize(u);
mpi_normalize(v);
-
usize = u->nlimbs;
vsize = v->nlimbs;
- usign = absmode ? 0 : u->sign;
- vsign = absmode ? 0 : v->sign;
-
- /* Compare sign bits. */
-
- if (!usign && vsign)
+ if (!u->sign && v->sign)
return 1;
- if (usign && !vsign)
+ if (u->sign && !v->sign)
return -1;
-
- /* U and V are either both positive or both negative. */
-
- if (usize != vsize && !usign && !vsign)
+ if (usize != vsize && !u->sign && !v->sign)
return usize - vsize;
- if (usize != vsize && usign && vsign)
- return vsize + usize;
+ if (usize != vsize && u->sign && v->sign)
+ return vsize - usize;
if (!usize)
return 0;
cmp = mpihelp_cmp(u->d, v->d, usize);
- if (!cmp)
- return 0;
- if ((cmp < 0?1:0) == (usign?1:0))
- return 1;
-
- return -1;
-}
-
-int mpi_cmp(MPI u, MPI v)
-{
- return do_mpi_cmp(u, v, 0);
+ if (u->sign)
+ return -cmp;
+ return cmp;
}
EXPORT_SYMBOL_GPL(mpi_cmp);
-
-int mpi_cmpabs(MPI u, MPI v)
-{
- return do_mpi_cmp(u, v, 1);
-}
-EXPORT_SYMBOL_GPL(mpi_cmpabs);