[PATCH]: 579c8762bd pld: fix new warnings from sparse

[gerrit]

This is an automated email from Gerrit.

"Antonio Borneo <borneo.anto...@gmail.com>" just uploaded a new patch set to 
Gerrit, which you can find at https://review.openocd.org/c/openocd/+/7668

-- gerrit

commit 579c8762bdecc9066b1c0064244f1b001ba35387
Author: Antonio Borneo <borneo.anto...@gmail.com>
Date:   Sat May 6 16:19:55 2023 +0200

    pld: fix new warnings from sparse
    
    The new committed files add some warning from the static analyser
    'sparse':
    - Don't assign pointer to 0, use NULL.
    - switch with no cases.
    
    Fix them.
    
    Change-Id: I2c02d629bd80b71c8e42553be5d9388bb9b6bcd0
    Signed-off-by: Antonio Borneo <borneo.anto...@gmail.com>

diff --git a/src/pld/lattice_bit.c b/src/pld/lattice_bit.c
index 562b17d0a5..796adce975 100644
--- a/src/pld/lattice_bit.c
+++ b/src/pld/lattice_bit.c
@@ -29,7 +29,7 @@ static int lattice_read_bit_file(struct lattice_bit_file 
*bit_file, const char *
        if (retval != ERROR_OK)
                return retval;
 
-       bit_file->part = 0;
+       bit_file->part = NULL;
        bit_file->has_id = false;
        enum read_bit_state state = SEEK_HEADER_START;
        for (size_t pos = 1; pos < bit_file->raw_bit.length && state != DONE; 
++pos) {
diff --git a/src/pld/pld.c b/src/pld/pld.c
index 7dd2cec18f..07b575f94e 100644
--- a/src/pld/pld.c
+++ b/src/pld/pld.c
@@ -156,8 +156,6 @@ COMMAND_HANDLER(handle_pld_load_command)
        if (retval != ERROR_OK) {
                command_print(CMD, "failed loading file %s to pld device %u",
                        CMD_ARGV[1], dev_id);
-               switch (retval) {
-               }
                return retval;
        } else {
                gettimeofday(&end, NULL);

--