X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=compat%2Fsetenv.c;h=fc1439a6439393ff5224e98ab126607ceaa4994d;hb=113e828d3893f31ef72dd8287e95da9fa2287110;hp=3a22ea7b751efb768d72afa2f97fd963e10eec7e;hpb=373a273309433d66d56505f0a125434c57fa508d;p=git.git

diff --git a/compat/setenv.c b/compat/setenv.c
index 3a22ea7b7..fc1439a64 100644
--- a/compat/setenv.c
+++ b/compat/setenv.c
@@ -6,7 +6,10 @@ int gitsetenv(const char *name, const char *value, int replace)
 	size_t namelen, valuelen;
 	char *envstr;
 
-	if (!name || !value) return -1;
+	if (!name || strchr(name, '=') || !value) {
+		errno = EINVAL;
+		return -1;
+	}
 	if (!replace) {
 		char *oldval = NULL;
 		oldval = getenv(name);
@@ -16,7 +19,10 @@ int gitsetenv(const char *name, const char *value, int replace)
 	namelen = strlen(name);
 	valuelen = strlen(value);
 	envstr = malloc((namelen + valuelen + 2));
-	if (!envstr) return -1;
+	if (!envstr) {
+		errno = ENOMEM;
+		return -1;
+	}
 
 	memcpy(envstr, name, namelen);
 	envstr[namelen] = '=';