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-rw-r--r--crypto/rsa/rsa_pk1.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/rsa/rsa_pk1.c b/crypto/rsa/rsa_pk1.c
index b3a7a06117..0626907418 100644
--- a/crypto/rsa/rsa_pk1.c
+++ b/crypto/rsa/rsa_pk1.c
@@ -161,7 +161,7 @@ int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
unsigned int good, found_zero_byte, mask;
int zero_index = 0, msg_index, mlen = -1;
- if (tlen < 0 || flen < 0)
+ if (tlen <= 0 || flen <= 0)
return -1;
/*