From 60ffcf218fb2ed73dac1bd44ef0d45661b7577db Mon Sep 17 00:00:00 2001 From: Sean Anderson Date: Wed, 24 Jun 2020 06:41:15 -0400 Subject: [PATCH] lib: Always set errno in hcreate_r This could give a confusing error message if it failed and didn't set errno. Signed-off-by: Sean Anderson Reviewed-by: Bin Meng --- lib/hashtable.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/lib/hashtable.c b/lib/hashtable.c index b96dbe1..7b6781b 100644 --- a/lib/hashtable.c +++ b/lib/hashtable.c @@ -110,8 +110,10 @@ int hcreate_r(size_t nel, struct hsearch_data *htab) } /* There is still another table active. Return with error. */ - if (htab->table != NULL) + if (htab->table != NULL) { + __set_errno(EINVAL); return 0; + } /* Change nel to the first prime number not smaller as nel. */ nel |= 1; /* make odd */ @@ -124,8 +126,10 @@ int hcreate_r(size_t nel, struct hsearch_data *htab) /* allocate memory and zero out */ htab->table = (struct env_entry_node *)calloc(htab->size + 1, sizeof(struct env_entry_node)); - if (htab->table == NULL) + if (htab->table == NULL) { + __set_errno(ENOMEM); return 0; + } /* everything went alright */ return 1; -- 2.7.4