openocd: fix simple cases of NULL comparison

[openocd.git] / src / jtag / drivers / vsllink.c

diff --git a/src/jtag/drivers/vsllink.c b/src/jtag/drivers/vsllink.c
index 6a592bcfb35882d98d041bbac63cdbf562d4d378..b4597b788dce87d376b1e23bece146d2d5377093 100644 (file)
--- a/src/jtag/drivers/vsllink.c
+++ b/src/jtag/drivers/vsllink.c
@@ -105,7 +105,7 @@ static int vsllink_execute_queue(void)
                " vsllink "
                "-------------------------------------");
 
-       while (cmd != NULL) {
+       while (cmd) {
                switch (cmd->type) {
                        case JTAG_RUNTEST:
                                LOG_DEBUG_IO("runtest %i cycles, end in %s",
@@ -280,7 +280,7 @@ static int vsllink_quit(void)
 static int vsllink_interface_init(void)
 {
        vsllink_handle = malloc(sizeof(struct vsllink));
-       if (NULL == vsllink_handle) {
+       if (!vsllink_handle) {
                LOG_ERROR("unable to allocate memory");
                return ERROR_FAIL;
        }
@@ -333,7 +333,7 @@ static int vsllink_init(void)
                tdi_buffer = malloc(tap_buffer_size);
                tdo_buffer = malloc(tap_buffer_size);
                tms_buffer = malloc(tap_buffer_size);
-               if ((NULL == tdi_buffer) || (NULL == tdo_buffer) || (NULL == tms_buffer)) {
+               if ((!tdi_buffer) || (!tdo_buffer) || (!tms_buffer)) {
                        vsllink_quit();
                        return ERROR_FAIL;
                }