Commit a4cc73d6 authored by Paolo Bonzini's avatar Paolo Bonzini Committed by Michael Tokarev
Browse files

do not check pointers after dereferencing them



Two instances, both spotted by Coverity.  In one, two blocks were
swapped.  In the other, the check is not needed anymore.

Cc: qemu-stable@nongnu.org
Cc: qemu-trivial@nongnu.org
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Signed-off-by: default avatarMichael Tokarev <mjt@tls.msk.ru>
parent cd2e64ce
......@@ -280,7 +280,7 @@ void monitor_flush(Monitor *mon)
buf = qstring_get_str(mon->outbuf);
len = qstring_get_length(mon->outbuf);
if (mon && len && !mon->mux_out) {
if (len && !mon->mux_out) {
rc = qemu_chr_fe_write(mon->chr, (const uint8_t *) buf, len);
if (rc == len) {
/* all flushed */
......
......@@ -322,13 +322,13 @@ QEMUFile *qemu_popen_cmd(const char *command, const char *mode)
FILE *stdio_file;
QEMUFileStdio *s;
stdio_file = popen(command, mode);
if (stdio_file == NULL) {
if (mode == NULL || (mode[0] != 'r' && mode[0] != 'w') || mode[1] != 0) {
fprintf(stderr, "qemu_popen: Argument validity check failed\n");
return NULL;
}
if (mode == NULL || (mode[0] != 'r' && mode[0] != 'w') || mode[1] != 0) {
fprintf(stderr, "qemu_popen: Argument validity check failed\n");
stdio_file = popen(command, mode);
if (stdio_file == NULL) {
return NULL;
}
......
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