fix possible access to uninitialized memory in shgetc (via scanf)

[musl] / src / signal / aarch64 / sigsetjmp.s

diff --git a/src/signal/aarch64/sigsetjmp.s b/src/signal/aarch64/sigsetjmp.s
index 347d0bc..75910c4 100644 (file)
--- a/src/signal/aarch64/sigsetjmp.s
+++ b/src/signal/aarch64/sigsetjmp.s
@@ -6,7 +6,7 @@ sigsetjmp:
 __sigsetjmp:
        cbz x1,setjmp
 
-       str lr,[x0,#176]
+       str x30,[x0,#176]
        str x19,[x0,#176+8+8]
        mov x19,x0
 
@@ -14,7 +14,7 @@ __sigsetjmp:
 
        mov w1,w0
        mov x0,x19
-       ldr lr,[x0,#176]
+       ldr x30,[x0,#176]
        ldr x19,[x0,#176+8+8]
 
 .hidden __sigsetjmp_tail