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authorTiwei Bie <tiwei.btw@antgroup.com>2024-09-13 10:33:02 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-12-05 10:59:41 +0100
commit8ff07524ca2972db2d0e40d6fbf4ff36693155b0 (patch)
tree1c77bf6e68297613dfcea10ec617c916adee83e0
parent4fbbee6fa5de35572a27f44d6c87c4cea9a13abe (diff)
um: Fix the return value of elf_core_copy_task_fpregs
[ Upstream commit 865e3845eeaa21e9a62abc1361644e67124f1ec0 ] This function is expected to return a boolean value, which should be true on success and false on failure. Fixes: d1254b12c93e ("uml: fix x86_64 core dump crash") Signed-off-by: Tiwei Bie <tiwei.btw@antgroup.com> Link: https://patch.msgid.link/20240913023302.130300-1-tiwei.btw@antgroup.com Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--arch/um/kernel/process.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c
index c9d09d04d19d..83ae59f748e1 100644
--- a/arch/um/kernel/process.c
+++ b/arch/um/kernel/process.c
@@ -396,6 +396,6 @@ int elf_core_copy_fpregs(struct task_struct *t, elf_fpregset_t *fpu)
{
int cpu = current_thread_info()->cpu;
- return save_i387_registers(userspace_pid[cpu], (unsigned long *) fpu);
+ return save_i387_registers(userspace_pid[cpu], (unsigned long *) fpu) == 0;
}