Commit 46862da1 authored by Ding Xiang's avatar Ding Xiang Committed by Will Deacon
Browse files

kselftest/arm64: fix a memleak in zt_regs_run() 



If memcmp() does not return 0, "zeros" need to be freed to prevent memleak

Signed-off-by: default avatarDing Xiang <dingxiang@cmss.chinamobile.com>
Link: https://lore.kernel.org/r/20230815074915.245528-1-dingxiang@cmss.chinamobile.com


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent 358b763e

tools/testing/selftests/arm64/signal/testcases/zt_regs.c

+1 −0
Original line number Diff line number Diff line
@@ -65,6 +65,7 @@ int zt_regs_run(struct tdescr *td, siginfo_t *si, ucontext_t *uc) 
	if (memcmp(zeros, (char *)zt + ZT_SIG_REGS_OFFSET,

		   ZT_SIG_REGS_SIZE(zt->nregs)) != 0) {

		fprintf(stderr, "ZT data invalid\n");

		free(zeros);

		return 1;

	}