X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=read-cache.c;h=6eff4c8401b820b001a3ed48e8086c4cf1cd8f5c;hb=c6ae61590f79cb7ff848ef0f2c33396507e60442;hp=ced597318e783ab08b73c88f8b724be51f3b3dec;hpb=51017101c7a308745ba3c04944457f1dc6a55780;p=git.git

diff --git a/read-cache.c b/read-cache.c
index ced59731..6eff4c84 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -462,6 +462,13 @@ static int ce_flush(SHA_CTX *context, int fd)
 		SHA1_Update(context, write_buffer, left);
 	}
 
+	/* Flush first if not enough space for SHA1 signature */
+	if (left + 20 > WRITE_BUFFER_SIZE) {
+		if (write(fd, write_buffer, left) != left)
+			return -1;
+		left = 0;
+	}
+
 	/* Append the SHA1 signature at the end */
 	SHA1_Final(write_buffer + left, context);
 	left += 20;