openocd: remove NULL comparisons with checkpatch [1/2]

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

diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c
index bc3a675cf682f3be5e52a1b3f0a8d0b97aeca3b7..3a39f8a252dba661d87ac9bea1fb662d8b12504b 100644 (file)
--- a/src/server/gdb_server.c
+++ b/src/server/gdb_server.c
@@ -1043,7 +1043,7 @@ static int gdb_new_connection(struct connection *connection)
        }
 
        gdb_actual_connections++;
-       log_printf_lf(all_targets->next != NULL ? LOG_LVL_INFO : LOG_LVL_DEBUG,
+       log_printf_lf(all_targets->next ? LOG_LVL_INFO : LOG_LVL_DEBUG,
                        __FILE__, __LINE__, __func__,
                        "New GDB Connection: %d, Target %s, state: %s",
                        gdb_actual_connections,
@@ -1221,7 +1221,7 @@ static int gdb_get_registers_packet(struct connection *connection,
                return gdb_error(connection, retval);
 
        for (i = 0; i < reg_list_size; i++) {
-               if (reg_list[i] == NULL || reg_list[i]->exist == false || reg_list[i]->hidden)
+               if (!reg_list[i] || reg_list[i]->exist == false || reg_list[i]->hidden)
                        continue;
                reg_packet_size += DIV_ROUND_UP(reg_list[i]->size, 8) * 2;
        }
@@ -1235,7 +1235,7 @@ static int gdb_get_registers_packet(struct connection *connection,
        reg_packet_p = reg_packet;
 
        for (i = 0; i < reg_list_size; i++) {
-               if (reg_list[i] == NULL || reg_list[i]->exist == false || reg_list[i]->hidden)
+               if (!reg_list[i] || reg_list[i]->exist == false || reg_list[i]->hidden)
                        continue;
                if (!reg_list[i]->valid) {
                        retval = reg_list[i]->type->get(reg_list[i]);
@@ -1792,14 +1792,14 @@ static __attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 5, 6))) void xml_printf(
        int first = 1;
 
        for (;; ) {
-               if ((*xml == NULL) || (!first)) {
+               if ((!*xml) || (!first)) {
                        /* start by 0 to exercise all the code paths.
                         * Need minimum 2 bytes to fit 1 char and 0 terminator. */
 
                        *size = *size * 2 + 2;
                        char *t = *xml;
                        *xml = realloc(*xml, *size);
-                       if (*xml == NULL) {
+                       if (!*xml) {
                                free(t);
                                *retval = ERROR_SERVER_REMOTE_CLOSED;
                                return;
@@ -1840,7 +1840,7 @@ static int decode_xfer_read(char const *buf, char **annex, int *ofs, unsigned in
        /* Extract the annex if needed */
        if (annex) {
                *annex = strndup(buf, annex_end - buf);
-               if (*annex == NULL)
+               if (!*annex)
                        return ERROR_FAIL;
        }
 
@@ -2059,7 +2059,7 @@ static int lookup_add_arch_defined_types(char const **arch_defined_types_list[],
 {
        int tbl_sz = *num_arch_defined_types;
 
-       if (type_id != NULL && (strcmp(type_id, ""))) {
+       if (type_id && (strcmp(type_id, ""))) {
                for (int j = 0; j < (tbl_sz + 1); j++) {
                        if (!((*arch_defined_types_list)[j])) {
                                (*arch_defined_types_list)[tbl_sz++] = type_id;
@@ -2224,8 +2224,8 @@ static int get_reg_features_list(struct target *target, char const **feature_lis
                if (reg_list[i]->exist == false || reg_list[i]->hidden)
                        continue;
 
-               if (reg_list[i]->feature != NULL
-                       && reg_list[i]->feature->name != NULL
+               if (reg_list[i]->feature
+                       && reg_list[i]->feature->name
                        && (strcmp(reg_list[i]->feature->name, ""))) {
                        /* We found a feature, check if the feature is already in the
                         * table. If not, allocate a new entry for the table and
@@ -2322,7 +2322,7 @@ static int gdb_generate_target_description(struct target *target, char **tdesc_o
                                        continue;
 
                                const char *type_str;
-                               if (reg_list[i]->reg_data_type != NULL) {
+                               if (reg_list[i]->reg_data_type) {
                                        if (reg_list[i]->reg_data_type->type == REG_TYPE_ARCH_DEFINED) {
                                                /* generate <type... first, if there are architecture-defined types. */
                                                if (lookup_add_arch_defined_types(&arch_defined_types,
@@ -2360,7 +2360,7 @@ static int gdb_generate_target_description(struct target *target, char **tdesc_o
                                xml_printf(&retval, &tdesc, &pos, &size,
                                                " type=\"%s\"", type_str);
 
-                               if (reg_list[i]->group != NULL)
+                               if (reg_list[i]->group)
                                        xml_printf(&retval, &tdesc, &pos, &size,
                                                        " group=\"%s\"", reg_list[i]->group);
 
@@ -2420,7 +2420,7 @@ static int gdb_get_target_description_chunk(struct target *target, struct target
                transfer_type = 'l';
 
        *chunk = malloc(length + 2);
-       if (*chunk == NULL) {
+       if (!*chunk) {
                LOG_ERROR("Unable to allocate memory");
                return ERROR_FAIL;
        }
@@ -2543,7 +2543,7 @@ static int gdb_generate_thread_list(struct target *target, char **thread_list_ou
 static int gdb_get_thread_list_chunk(struct target *target, char **thread_list,
                char **chunk, int32_t offset, uint32_t length)
 {
-       if (*thread_list == NULL) {
+       if (!*thread_list) {
                int retval = gdb_generate_thread_list(target, thread_list);
                if (retval != ERROR_OK) {
                        LOG_ERROR("Unable to Generate Thread List");
@@ -2565,7 +2565,7 @@ static int gdb_get_thread_list_chunk(struct target *target, char **thread_list,
         * of strlen(chunk) word access:
         * Invalid read of size 4
         * Address 0x4479934 is 44 bytes inside a block of size 45 alloc'd */
-       if (*chunk == NULL) {
+       if (!*chunk) {
                LOG_ERROR("Unable to allocate memory");
                return ERROR_FAIL;
        }
@@ -2770,7 +2770,7 @@ static bool gdb_handle_vcont_packet(struct connection *connection, const char *p
 
        /* query for vCont supported */
        if (parse[0] == '?') {
-               if (target->type->step != NULL) {
+               if (target->type->step) {
                        /* gdb doesn't accept c without C and s without S */
                        gdb_put_packet(connection, "vCont;c;C;s;S", 13);
                        return true;
@@ -3007,7 +3007,7 @@ static bool gdb_handle_vrun_packet(struct connection *connection, const char *pa
 
        char *cmdline = next_hex_encoded_field(&parse, ';');
        char *arg;
-       while (cmdline != NULL && (arg = next_hex_encoded_field(&parse, ';')) != NULL) {
+       while (cmdline && (arg = next_hex_encoded_field(&parse, ';')) != NULL) {
                char *new_cmdline = alloc_printf("%s %s", cmdline, arg);
                free(cmdline);
                free(arg);