openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

syscall: fix use of uninitialized values 

linux-user/syscall.c:1627:35: warning: 1st function call argument is an uninitialized value
        target_saddr->sa_family = tswap16(addr->sa_family);
                                  ^~~~~~~~~~~~~~~~~~~~~~~~
linux-user/syscall.c:1629:25: warning: The left operand of '==' is a garbage value
    if (addr->sa_family == AF_NETLINK && len >= sizeof(struct sockaddr_nl)) {
        ~~~~~~~~~~~~~~~ ^

Reported-by: Clang Static Analyzer
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Philippe Mathieu-Daudé 2017-07-26 23:42:18 -03:00 committed by Michael Tokarev
parent bc658e4a2e
commit 6860710cc3
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
linux-user/syscall.c
View File

@ -1622,6 +1622,7 @@ static inline abi_long host_to_target_sockaddr(abi_ulong target_addr,
if (len == 0) {
return 0;
}
assert(addr);
target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0);
if (!target_saddr)