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authorJunio C Hamano <junkio@cox.net>2005-12-04 22:41:35 (GMT)
committerJunio C Hamano <junkio@cox.net>2005-12-04 22:41:35 (GMT)
commit3a2674337c12e958f8c697af991a0ef6c06ddd4d (patch)
tree0450d246ff8f28061411e823fa4660f99e7b91f1
parent4c353e890c0107a8e733ab11634da21844ec38ba (diff)
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compat/setenv: do not free what we fed putenv(3).
Signed-off-by: Junio C Hamano <junkio@cox.net>
-rw-r--r--compat/setenv.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/compat/setenv.c b/compat/setenv.c
index 94acd2d..b7d7678 100644
--- a/compat/setenv.c
+++ b/compat/setenv.c
@@ -16,7 +16,7 @@ int gitsetenv(const char *name, const char *value, int replace)
namelen = strlen(name);
valuelen = strlen(value);
- envstr = malloc((namelen + valuelen + 2) * sizeof(char));
+ envstr = malloc((namelen + valuelen + 2));
if (!envstr) return -1;
memcpy(envstr, name, namelen);
@@ -25,7 +25,11 @@ int gitsetenv(const char *name, const char *value, int replace)
envstr[namelen + valuelen + 1] = 0;
out = putenv(envstr);
+ /* putenv(3) makes the argument string part of the environment,
+ * and changing that string modifies the environment --- which
+ * means we do not own that storage anymore. Do not free
+ * envstr.
+ */
- free(envstr);
return out;
}