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-rw-r--r--crypto/testmgr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index 29d7020b8826..44a85d4b3561 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -185,7 +185,7 @@ static int ahash_partial_update(struct ahash_request **preq,
char *state;
struct ahash_request *req;
int statesize, ret = -EINVAL;
- const char guard[] = { 0x00, 0xba, 0xad, 0x00 };
+ static const unsigned char guard[] = { 0x00, 0xba, 0xad, 0x00 };
req = *preq;
statesize = crypto_ahash_statesize(