X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=tools%2Fmailsplit.c;h=7b712081cbf812c551be536cddbbf563c570dc75;hb=80bd6f3064a6009cd18a4dab9ce6d29681cec4af;hp=9379fbc5e84983e5ea0754a6587cc3490c696c69;hpb=98e031f0bb6e857c684e6db24d03d22cfc1a532a;p=git.git

diff --git a/tools/mailsplit.c b/tools/mailsplit.c
index 9379fbc5..7b712081 100644
--- a/tools/mailsplit.c
+++ b/tools/mailsplit.c
@@ -116,8 +116,9 @@ int main(int argc, char **argv)
 	}
 	size = st.st_size;
 	map = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
-	if (-1 == (int)(long)map) {
+	if (map == MAP_FAILED) {
 		perror("mmap");
+		close(fd);
 		exit(1);
 	}
 	close(fd);