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Pass NULL pointer as second argument to realpath #29

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Pass NULL pointer as second argument to realpath #29

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5 changes: 3 additions & 2 deletions src/utilities.c
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Original file line number Diff line number Diff line change
Expand Up @@ -301,7 +301,7 @@ IOR_offset_t StringToBytes(char *size_str)
void ShowFileSystemSize(char *fileSystem)
{
#ifndef _WIN32 /* FIXME */
char realPath[PATH_MAX];
char *realPath;
char *fileSystemUnitStr;
long long int totalFileSystemSize;
long long int freeFileSystemSize;
Expand Down Expand Up @@ -352,7 +352,8 @@ void ShowFileSystemSize(char *fileSystem)
(1 - ((double)freeInodes / (double)totalInodes)) * 100;

/* show results */
if (realpath(fileSystem, realPath) == NULL) {
realPath = realpath(fileSystem, NULL);
if (realPath == NULL) {
ERR("unable to use realpath()");
}
fprintf(stdout, "Path: %s\n", realPath);
Expand Down