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authorpracticalswift <practicalswift@users.noreply.github.com>2017-08-29 20:06:30 +0200
committerpracticalswift <practicalswift@users.noreply.github.com>2017-09-06 09:06:47 +0200
commit3a4401a6b899694d25b5ac89c8068e45711bab36 (patch)
tree9c0208310151113af1f043cd384e836c9ab43327 /src/qt
parenta90e6d2bffc422ddcdb771c53aac0bceb970a2c4 (diff)
[Qt] Terminate string *pszExePath after readlink and without using memset
Diffstat (limited to 'src/qt')
-rw-r--r--src/qt/guiutil.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index f3c5daebec..6d3ee5cb22 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -743,9 +743,10 @@ bool SetStartOnSystemStartup(bool fAutoStart)
else
{
char pszExePath[MAX_PATH+1];
- memset(pszExePath, 0, sizeof(pszExePath));
- if (readlink("/proc/self/exe", pszExePath, sizeof(pszExePath)-1) == -1)
+ ssize_t r = readlink("/proc/self/exe", pszExePath, sizeof(pszExePath) - 1);
+ if (r == -1)
return false;
+ pszExePath[r] = '\0';
fs::create_directories(GetAutostartDir());