[PATCH 1/2] git_mkstemps: correctly test return value of open()

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From: "Dale R. Worley" <worley@xxxxxxxxxxxx>

open() returns -1 on failure, and indeed 0 is a possible success value
if the user closed stdin in our process.  Fix the test.

Signed-off-by: Thomas Rast <trast@xxxxxxxxxxx>
---
 wrapper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wrapper.c b/wrapper.c
index dd7ecbb..6a015de 100644
--- a/wrapper.c
+++ b/wrapper.c
@@ -322,7 +322,7 @@ int git_mkstemps_mode(char *pattern, int suffix_len, int mode)
 		template[5] = letters[v % num_letters]; v /= num_letters;
 
 		fd = open(pattern, O_CREAT | O_EXCL | O_RDWR, mode);
-		if (fd > 0)
+		if (fd >= 0)
 			return fd;
 		/*
 		 * Fatal error (EPERM, ENOSPC etc).
-- 
1.8.3.2.998.g1d087bc

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