diff options
Diffstat (limited to 'compat/setenv.c')
| -rw-r--r-- | compat/setenv.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/compat/setenv.c b/compat/setenv.c index 94acd2da9e..b7d7678598 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; } |