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strip_trailing_dot: make sure NULL is never used for strlen

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scan-build warning: Null pointer passed as an argument to a 'nonnull'
parameter
This commit is contained in:
Daniel Stenberg 2019-02-13 13:20:41 +01:00
parent 4015fae044
commit 354aa32820
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GPG Key ID: 5CC908FDB71E12C2
1 changed files with 2 additions and 0 deletions
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lib/url.c
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@ -1686,6 +1686,8 @@ static bool is_ASCII_name(const char *hostname)
static void strip_trailing_dot(struct hostname *host) static void strip_trailing_dot(struct hostname *host)
{ {
size_t len; size_t len;
if(!host || !host->name)
return;
len = strlen(host->name); len = strlen(host->name);
if(len && (host->name[len-1] == '.')) if(len && (host->name[len-1] == '.'))
host->name[len-1] = 0; host->name[len-1] = 0;