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| author | rubidium <rubidium@openttd.org> | 2007-05-31 14:29:19 +0000 |
|---|---|---|
| committer | rubidium <rubidium@openttd.org> | 2007-05-31 14:29:19 +0000 |
| commit | cca48f8e7e0dd1832e4abcac944f700b5288d81c (patch) | |
| tree | c2328b6be0f2725cb8ef8571ea5f8dad554f72bc /src | |
| parent | 598d6d041a2d6e7b3e9ce180e65848bf83f40d5d (diff) | |
| download | openttd-cca48f8e7e0dd1832e4abcac944f700b5288d81c.tar.xz | |
(svn r9998) -Fix (r9990): possible null pointer dereferences on MorphOS.
Diffstat (limited to 'src')
| -rw-r--r-- | src/fios.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/fios.cpp b/src/fios.cpp index 3d475676e..cdde6e3cd 100644 --- a/src/fios.cpp +++ b/src/fios.cpp @@ -114,11 +114,12 @@ char *FiosBrowseTo(const FiosItem *item) case FIOS_TYPE_PARENT: /* Check for possible NULL ptr (not required for UNIXes, but AmigaOS-alikes) */ - if ((s = strrchr(path, PATHSEPCHAR)) != path) { + s = strrchr(path, PATHSEPCHAR); + if (s != NULL && s != path) { s[0] = '\0'; // Remove last path separator character, so we can go up one level. - s = strrchr(path, PATHSEPCHAR); - if (s != NULL) s[1] = '\0'; // go up a directory } + s = strrchr(path, PATHSEPCHAR); + if (s != NULL) s[1] = '\0'; // go up a directory #if defined(__MORPHOS__) || defined(__AMIGAOS__) /* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */ else if ((s = strrchr(path, ':')) != NULL) s[1] = '\0'; |