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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-06-29 08:22:27 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-06-29 08:22:27 +0200 |
| commit | 9cf6ffae380061b16b2b4269d4f2e1a50aa2508a (patch) | |
| tree | ff03f182b1386e614fac1b3c58c3c5f1a2d51062 /arch/nds32/kernel/ftrace.c | |
| parent | b3a5ce874c2619c9b8a6c5bbcfefdb95e0227600 (diff) | |
| parent | 9ebcfadb0610322ac537dd7aa5d9cbc2b2894c68 (diff) | |
| download | linux-9cf6ffae380061b16b2b4269d4f2e1a50aa2508a.tar.gz linux-9cf6ffae380061b16b2b4269d4f2e1a50aa2508a.tar.bz2 linux-9cf6ffae380061b16b2b4269d4f2e1a50aa2508a.zip | |
Merge 5.8-rc3 into usb-next
We want the USB fixes in here, and this resolves a merge issue found in
linux-next.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/nds32/kernel/ftrace.c')
| -rw-r--r-- | arch/nds32/kernel/ftrace.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/nds32/kernel/ftrace.c b/arch/nds32/kernel/ftrace.c index 22ab77ea27ad..3763b3f8c3db 100644 --- a/arch/nds32/kernel/ftrace.c +++ b/arch/nds32/kernel/ftrace.c @@ -131,13 +131,14 @@ static int __ftrace_modify_code(unsigned long pc, unsigned long *old_insn, unsigned long orig_insn[3]; if (validate) { - if (probe_kernel_read(orig_insn, (void *)pc, MCOUNT_INSN_SIZE)) + if (copy_from_kernel_nofault(orig_insn, (void *)pc, + MCOUNT_INSN_SIZE)) return -EFAULT; if (memcmp(orig_insn, old_insn, MCOUNT_INSN_SIZE)) return -EINVAL; } - if (probe_kernel_write((void *)pc, new_insn, MCOUNT_INSN_SIZE)) + if (copy_to_kernel_nofault((void *)pc, new_insn, MCOUNT_INSN_SIZE)) return -EPERM; return 0; |