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pam_fprintd: Protect usage of strdup for NULL values

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It's not smart as g_strdup, so need to ensure we don't use it for NULL
strings.

This is a regression caused by commit bf223662
This commit is contained in:
Marco Trevisan (Treviño) 2020-12-08 21:04:45 +01:00
parent 34f24cbe19
commit 944493e472
1 changed files with 2 additions and 2 deletions
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4
pam/pam_fprintd.c
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@ -155,7 +155,7 @@ open_device (pam_handle_t *pamh,
sd_bus_message_exit_container (m);
return strdup (path);
return path ? strdup (path) : NULL;
}
typedef struct
@ -226,7 +226,7 @@ verify_result (sd_bus_message *m,
data->result = NULL;
}
if (done)
if (done && result)
{
data->result = strdup (result);
return 0;