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Fix lsDive filename stack overrun (PR#2449)

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Scott Lahteine 2015-07-15 17:06:29 -07:00 committed by Richard Wackerbarth
parent ee71845d60
commit 552a327df8
1 changed files with 2 additions and 2 deletions
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Marlin/cardreader.cpp
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@ -56,8 +56,8 @@ void CardReader::lsDive(const char *prepend, SdFile parent, const char * const m
// If the entry is a directory and the action is LS_SerialPrint // If the entry is a directory and the action is LS_SerialPrint
if (DIR_IS_SUBDIR(&p) && lsAction != LS_Count && lsAction != LS_GetFilename) { if (DIR_IS_SUBDIR(&p) && lsAction != LS_Count && lsAction != LS_GetFilename) {
// Allocate enough stack space for the full path to a folder // Allocate enough stack space for the full path to a folder, trailing slash, and nul
int len = strlen(prepend) + FILENAME_LENGTH + 1; int len = strlen(prepend) + FILENAME_LENGTH + 1 + 1;
char path[len]; char path[len];
// Get the short name for the item, which we know is a folder // Get the short name for the item, which we know is a folder