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crash_dump: remove redundant less-than-zero check

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'key_count' is an 'unsigned int' and cannot be less than zero. Remove
the redundant condition.

Link: https://lkml.kernel.org/r/20260228085136.861971-2-thorsten.blum@linux.dev
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Cc: Baoquan He <bhe@redhat.com>
Cc: Dave Young <dyoung@redhat.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Thorsten Blum
2026-02-28 09:51:36 +01:00
committed by Andrew Morton
parent 380369ea2e
commit c02474fe1a
1 changed files with 1 additions and 1 deletions
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2
kernel/crash_dump_dm_crypt.c
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@@ -115,7 +115,7 @@ static int restore_dm_crypt_keys_to_thread_keyring(void)
addr = dm_crypt_keys_addr;
dm_crypt_keys_read((char *)&key_count, sizeof(key_count), &addr);
if (key_count < 0 || key_count > KEY_NUM_MAX) {
if (key_count > KEY_NUM_MAX) {
kexec_dprintk("Failed to read the number of dm-crypt keys\n");
return -1;
}