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-rw-r--r--bsd-user/uaccess.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/bsd-user/uaccess.c b/bsd-user/uaccess.c
index b7b3a0682e..91e2067933 100644
--- a/bsd-user/uaccess.c
+++ b/bsd-user/uaccess.c
@@ -51,7 +51,7 @@ abi_long target_strlen(abi_ulong guest_addr1)
ptr = lock_user(VERIFY_READ, guest_addr, max_len, 1);
if (!ptr)
return -TARGET_EFAULT;
- len = qemu_strnlen((char *)ptr, max_len);
+ len = qemu_strnlen((const char *)ptr, max_len);
unlock_user(ptr, guest_addr, 0);
guest_addr += len;
/* we don't allow wrapping or integer overflow */