diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig.debug | 3 | ||||
| -rw-r--r-- | lib/iov_iter.c | 4 | ||||
| -rw-r--r-- | lib/mpi/mpi-pow.c | 7 | ||||
| -rw-r--r-- | lib/stackdepot.c | 2 | ||||
| -rw-r--r-- | lib/test_bpf.c | 2 |
5 files changed, 15 insertions, 3 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index b01e547..a6c8db1 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1085,6 +1085,9 @@ config PROVE_LOCKING For more details, see Documentation/locking/lockdep-design.txt. +config PROVE_LOCKING_SMALL + bool + config LOCKDEP bool depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT diff --git a/lib/iov_iter.c b/lib/iov_iter.c index f0c7f14..f2bd21b 100644 --- a/lib/iov_iter.c +++ b/lib/iov_iter.c @@ -683,10 +683,11 @@ static void pipe_advance(struct iov_iter *i, size_t size) struct pipe_inode_info *pipe = i->pipe; struct pipe_buffer *buf; int idx = i->idx; - size_t off = i->iov_offset; + size_t off = i->iov_offset, orig_sz; if (unlikely(i->count < size)) size = i->count; + orig_sz = size; if (size) { if (off) /* make it relative to the beginning of buffer */ @@ -713,6 +714,7 @@ static void pipe_advance(struct iov_iter *i, size_t size) pipe->nrbufs--; } } + i->count -= orig_sz; } void iov_iter_advance(struct iov_iter *i, size_t size) diff --git a/lib/mpi/mpi-pow.c b/lib/mpi/mpi-pow.c index 5464c87..e24388a 100644 --- a/lib/mpi/mpi-pow.c +++ b/lib/mpi/mpi-pow.c @@ -64,8 +64,13 @@ int mpi_powm(MPI res, MPI base, MPI exp, MPI mod) if (!esize) { /* Exponent is zero, result is 1 mod MOD, i.e., 1 or 0 * depending on if MOD equals 1. */ - rp[0] = 1; res->nlimbs = (msize == 1 && mod->d[0] == 1) ? 0 : 1; + if (res->nlimbs) { + if (mpi_resize(res, 1) < 0) + goto enomem; + rp = res->d; + rp[0] = 1; + } res->sign = 0; goto leave; } diff --git a/lib/stackdepot.c b/lib/stackdepot.c index 4d830e2..f87d138 100644 --- a/lib/stackdepot.c +++ b/lib/stackdepot.c @@ -192,6 +192,7 @@ void depot_fetch_stack(depot_stack_handle_t handle, struct stack_trace *trace) trace->entries = stack->entries; trace->skip = 0; } +EXPORT_SYMBOL_GPL(depot_fetch_stack); /** * depot_save_stack - save stack in a stack depot. @@ -283,3 +284,4 @@ exit: fast_exit: return retval; } +EXPORT_SYMBOL_GPL(depot_save_stack); diff --git a/lib/test_bpf.c b/lib/test_bpf.c index 94346b4..0362da0 100644 --- a/lib/test_bpf.c +++ b/lib/test_bpf.c @@ -4831,7 +4831,7 @@ static struct bpf_test tests[] = { { }, INTERNAL, { 0x34 }, - { { 1, 0xbef } }, + { { ETH_HLEN, 0xbef } }, .fill_helper = bpf_fill_ld_abs_vlan_push_pop, }, /* |