[git] GCRYPT - branch, master, updated. libgcrypt-1.7.3-22-g984a97f

[by Werner Koch]

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      from  603f479a919311f720a05da738150c2192d5e562 (commit)

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- Log -----------------------------------------------------------------
commit 984a97f0750f812f0ad3c343ee6a67560953a504
Author: Werner Koch <wk at gnupg.org>
Date:   Tue Dec 6 21:44:33 2016 +0100

    Fix possible NULL-deref in gcry_log_debugsxp
    
    * src/misc.c (_gcry_log_printsxp): Prevent passing NULL to strlen.
    
    Signed-off-by: Werner Koch <wk at gnupg.org>

diff --git a/src/misc.c b/src/misc.c
index 413d7d8..9d8b7bd 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -406,7 +406,7 @@ _gcry_log_printsxp (const char *text, gcry_sexp_t sexp)
       do
         {
           if (any && !with_lf)
-            log_debug ("%*s  ", (int)strlen(text), "");
+            log_debug ("%*s  ", text?(int)strlen(text):0, "");
           else
             any = 1;
           pend = strchr (p, '\n');

-----------------------------------------------------------------------

Summary of changes:
 src/misc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)


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