diff options
Diffstat (limited to 'src/dosinst.c')
| -rw-r--r-- | src/dosinst.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/dosinst.c b/src/dosinst.c index 5b05598872..7025eb6184 100644 --- a/src/dosinst.c +++ b/src/dosinst.c @@ -291,16 +291,17 @@ findoldfile(char **destination) { char *bp = *destination; size_t indir_l = strlen(installdir); - char *cp = bp + indir_l; + char *cp; char *tmpname; char *farname; /* * No action needed if exe not found or not in this directory. */ - if (bp == NULL - || strnicmp(bp, installdir, indir_l) != 0 - || strchr("/\\", *cp++) == NULL + if (bp == NULL || strnicmp(bp, installdir, indir_l) != 0) + return; + cp = bp + indir_l; + if (strchr("/\\", *cp++) == NULL || strchr(cp, '\\') != NULL || strchr(cp, '/') != NULL) return; |