Commit 39be6b8b authored by Sudip Mukherjee's avatar Sudip Mukherjee Committed by Greg Kroah-Hartman
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staging: dgap: fix possible NULL dereference

The return pointer from dgap_getword() is used in strcmp() where it is
dereferenced. But dgap_getword() can return NULL.
Lets put a check there and return 0 as error.
Signed-off-by: default avatarSudip Mukherjee <>
Signed-off-by: default avatarGreg Kroah-Hartman <>
parent 60aff4ff
......@@ -349,6 +349,8 @@ static int dgap_gettok(char **in)
if (strstr(dgap_cword, "board")) {
w = dgap_getword(in);
if (!w)
return 0;
snprintf(dgap_cword, MAXCWORD, "%s", w);
for (t = dgap_brdtype; t->token != 0; t++) {
if (!strcmp(w, t->string))
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