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Diffstat (limited to 'qemu-nbd.c')
-rw-r--r--qemu-nbd.c25
1 files changed, 12 insertions, 13 deletions
diff --git a/qemu-nbd.c b/qemu-nbd.c
index d997bb06ca..20b69c1507 100644
--- a/qemu-nbd.c
+++ b/qemu-nbd.c
@@ -202,8 +202,7 @@ int main(int argc, char **argv)
socklen_t addr_len = sizeof(addr);
off_t fd_size;
char *device = NULL;
- char *socket = NULL;
- char sockpath[128];
+ char *sockpath = NULL;
const char *sopt = "hVb:o:p:rsnP:c:dvk:e:t";
struct option lopt[] = {
{ "help", 0, NULL, 'h' },
@@ -294,8 +293,8 @@ int main(int argc, char **argv)
errx(EXIT_FAILURE, "Invalid partition %d", partition);
break;
case 'k':
- socket = optarg;
- if (socket[0] != '/')
+ sockpath = optarg;
+ if (sockpath[0] != '/')
errx(EXIT_FAILURE, "socket path must be absolute\n");
break;
case 'd':
@@ -384,10 +383,9 @@ int main(int argc, char **argv)
}
}
- if (socket == NULL) {
- snprintf(sockpath, sizeof(sockpath), SOCKET_PATH,
- basename(device));
- socket = sockpath;
+ if (sockpath == NULL) {
+ sockpath = g_malloc(128);
+ snprintf(sockpath, 128, SOCKET_PATH, basename(device));
}
pid = fork();
@@ -401,7 +399,7 @@ int main(int argc, char **argv)
bdrv_close(bs);
do {
- sock = unix_socket_outgoing(socket);
+ sock = unix_socket_outgoing(sockpath);
if (sock == -1) {
if (errno != ENOENT && errno != ECONNREFUSED) {
ret = 1;
@@ -452,8 +450,8 @@ int main(int argc, char **argv)
sharing_fds = g_malloc((shared + 1) * sizeof(int));
- if (socket) {
- sharing_fds[0] = unix_socket_incoming(socket);
+ if (sockpath) {
+ sharing_fds[0] = unix_socket_incoming(sockpath);
} else {
sharing_fds[0] = tcp_socket_incoming(bindto, port);
}
@@ -515,8 +513,9 @@ int main(int argc, char **argv)
close(sharing_fds[0]);
bdrv_close(bs);
g_free(sharing_fds);
- if (socket)
- unlink(socket);
+ if (sockpath) {
+ unlink(sockpath);
+ }
return 0;
}