openocd: fix simple cases of NULL comparison

[openocd.git] / src / server / tcl_server.c

diff --git a/src/server/tcl_server.c b/src/server/tcl_server.c
index 1ecb827a1ab007325d9ec5fa4c41c5b6f20eadbc..92a8026cf346c924fc680a9fd2254a66ed5d441d 100644 (file)
--- a/src/server/tcl_server.c
+++ b/src/server/tcl_server.c
@@ -145,12 +145,12 @@ static int tcl_new_connection(struct connection *connection)
        struct tcl_connection *tclc;
 
        tclc = calloc(1, sizeof(struct tcl_connection));
-       if (tclc == NULL)
+       if (!tclc)
                return ERROR_CONNECTION_REJECTED;
 
        tclc->tc_line_size = TCL_LINE_INITIAL;
        tclc->tc_line = malloc(tclc->tc_line_size);
-       if (tclc->tc_line == NULL) {
+       if (!tclc->tc_line) {
                free(tclc);
                return ERROR_CONNECTION_REJECTED;
        }
@@ -158,7 +158,7 @@ static int tcl_new_connection(struct connection *connection)
        connection->priv = tclc;
 
        struct target *target = get_current_target_or_null(connection->cmd_ctx);
-       if (target != NULL)
+       if (target)
                tclc->tc_laststate = target->state;
 
        /* store the connection object on cmd_ctx so we can access it from command handlers */
@@ -192,7 +192,7 @@ static int tcl_input(struct connection *connection)
        }
 
        tclc = connection->priv;
-       if (tclc == NULL)
+       if (!tclc)
                return ERROR_CONNECTION_REJECTED;
 
        /* push as much data into the line as possible */
@@ -215,7 +215,7 @@ static int tcl_input(struct connection *connection)
                                tc_line_size_new = TCL_LINE_MAX;
 
                        tc_line_new = realloc(tclc->tc_line, tc_line_size_new);
-                       if (tc_line_new == NULL) {
+                       if (!tc_line_new) {
                                tclc->tc_linedrop = 1;
                        } else {
                                tclc->tc_line = tc_line_new;