aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorRichard Henderson <rth@redhat.com>2014-05-29 11:57:39 -0400
committerRichard Henderson <rth@redhat.com>2014-05-30 14:09:34 -0400
commit74f31c18593111725478a991b395ae45661985a3 (patch)
tree0e0173b91ac7123f530b4118f0c66a245ff3aced
parent30477995dc8a680283b4d6e02039bca09de83cf9 (diff)
downloadglibc-74f31c18593111725478a991b395ae45661985a3.tar
glibc-74f31c18593111725478a991b395ae45661985a3.tar.gz
glibc-74f31c18593111725478a991b395ae45661985a3.tar.bz2
glibc-74f31c18593111725478a991b395ae45661985a3.zip
aarch64: Fix error return from __ioctl
Forgotten in ca3cfa40c16ef34c74951a07a57cfcbcd58898b1 where the error branch was moved from PSEUDO_RET.
-rw-r--r--ChangeLog5
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/ioctl.S13
2 files changed, 12 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog
index 243271f04b..1d85abef6e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-05-30 Richard Henderson <rth@twiddle.net>
+
+ * sysdeps/unix/sysv/linux/aarch64/ioctl.S (__ioctl): Remove the
+ use of PSEUDO_RET; perform the error check directly.
+
2014-05-30 Marko Myllynen <myllynen@redhat.com>
* sysdeps/x86_64/link-defines.sym (BND_SIZE): Replace __int128
diff --git a/sysdeps/unix/sysv/linux/aarch64/ioctl.S b/sysdeps/unix/sysv/linux/aarch64/ioctl.S
index 4443f5a4aa..8920a202a1 100644
--- a/sysdeps/unix/sysv/linux/aarch64/ioctl.S
+++ b/sysdeps/unix/sysv/linux/aarch64/ioctl.S
@@ -20,11 +20,12 @@
.text
ENTRY(__ioctl)
- movz x8, #__NR_ioctl
- sxtw x0, w0
- svc #0x0
- cmn x0, #0x1, lsl #12
- PSEUDO_RET
- PSEUDO_END (__ioctl)
+ mov x8, #__NR_ioctl
+ sxtw x0, w0
+ svc #0x0
+ cmn x0, #4095
+ b.cs .Lsyscall_error
+ ret
+PSEUDO_END (__ioctl)
weak_alias (__ioctl, ioctl)