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Commit d1c3c6f5 authored by Mark Hounschell's avatar Mark Hounschell Committed by Greg Kroah-Hartman
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staging: dgap: fix do not use assignment in if condition as reported by checkpatch 

This patch fixes "do not use assignment in if condition"
errors reported by checkpatch
Signed-off-by: default avatarMark Hounschell <markh@compro.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b115b024
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Showing with 50 additions and 25 deletions
drivers/staging/dgap/dgap.c
View file @ d1c3c6f5
......@@ -2876,7 +2876,8 @@ static int dgap_tty_write(struct tty_struct *tty, const unsigned char *buf, int
head = readw(&(bs->tx_head)) & tmask;
tail = readw(&(bs->tx_tail)) & tmask;
if ((bufcount = tail - head - 1) < 0)
bufcount = tail - head - 1;
if (bufcount < 0)
bufcount += ch->ch_tsize;
/*
......@@ -6750,7 +6751,8 @@ static int dgap_parsefile(char **in, int Remove)
case BOARD: /* board info */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(BNODE)) == NULL) {
p->next = dgap_newnode(BNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7050,16 +7052,19 @@ static int dgap_parsefile(char **in, int Remove)
case TTYN: /* tty name prefix */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(TNODE)) == NULL) {
p->next = dgap_newnode(TNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
p = p->next;
if ((s = dgap_getword(in)) == NULL) {
s = dgap_getword(in);
if (!s) {
dgap_err("unexpeced end of file");
return -1;
}
if ((p->u.ttyname = dgap_savestring(s)) == NULL) {
p->u.ttyname = dgap_savestring(s);
if (!p->u.ttyname) {
dgap_err("out of memory");
return -1;
}
......@@ -7068,16 +7073,19 @@ static int dgap_parsefile(char **in, int Remove)
case CU: /* cu name prefix */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(CUNODE)) == NULL) {
p->next = dgap_newnode(CUNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
p = p->next;
if ((s = dgap_getword(in)) == NULL) {
s = dgap_getword(in);
if (!s) {
dgap_err("unexpeced end of file");
return -1;
}
if ((p->u.cuname = dgap_savestring(s)) == NULL) {
p->u.cuname = dgap_savestring(s);
if (!p->u.cuname) {
dgap_err("out of memory");
return -1;
}
......@@ -7095,7 +7103,8 @@ static int dgap_parsefile(char **in, int Remove)
dgap_err("line not vaild for PC/em");
return -1;
}
if ((p->next = dgap_newnode(LNODE)) == NULL) {
p->next = dgap_newnode(LNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7112,7 +7121,8 @@ static int dgap_parsefile(char **in, int Remove)
dgap_err("must specify line info before concentrator");
return -1;
}
if ((p->next = dgap_newnode(CNODE)) == NULL) {
p->next = dgap_newnode(CNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7160,7 +7170,8 @@ static int dgap_parsefile(char **in, int Remove)
return -1;
}
}
if ((p->next = dgap_newnode(MNODE)) == NULL) {
p->next = dgap_newnode(MNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7192,7 +7203,8 @@ static int dgap_parsefile(char **in, int Remove)
case CABLE:
if (p->type == LNODE) {
if ((s = dgap_getword(in)) == NULL) {
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
return -1;
}
......@@ -7234,7 +7246,8 @@ static int dgap_parsefile(char **in, int Remove)
case CONNECT:
if (p->type == CNODE) {
if ((s = dgap_getword(in)) == NULL) {
s = dgap_getword(in);
if (!s) {
dgap_err("unexpected end of file");
return -1;
}
......@@ -7245,16 +7258,19 @@ static int dgap_parsefile(char **in, int Remove)
case PRINT: /* transparent print name prefix */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(PNODE)) == NULL) {
p->next = dgap_newnode(PNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
p = p->next;
if ((s = dgap_getword(in)) == NULL) {
s = dgap_getword(in);
if (!s) {
dgap_err("unexpeced end of file");
return -1;
}
if ((p->u.printname = dgap_savestring(s)) == NULL) {
p->u.printname = dgap_savestring(s);
if (!p->u.printname) {
dgap_err("out of memory");
return -1;
}
......@@ -7263,7 +7279,8 @@ static int dgap_parsefile(char **in, int Remove)
case CMAJOR: /* major number */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(JNODE)) == NULL) {
p->next = dgap_newnode(JNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7283,7 +7300,8 @@ static int dgap_parsefile(char **in, int Remove)
case ALTPIN: /* altpin setting */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(ANODE)) == NULL) {
p->next = dgap_newnode(ANODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7303,7 +7321,8 @@ static int dgap_parsefile(char **in, int Remove)
case USEINTR: /* enable interrupt setting */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(INTRNODE)) == NULL) {
p->next = dgap_newnode(INTRNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7323,7 +7342,8 @@ static int dgap_parsefile(char **in, int Remove)
case TTSIZ: /* size of tty structure */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(TSNODE)) == NULL) {
p->next = dgap_newnode(TSNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7343,7 +7363,8 @@ static int dgap_parsefile(char **in, int Remove)
case CHSIZ: /* channel structure size */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(CSNODE)) == NULL) {
p->next = dgap_newnode(CSNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7363,7 +7384,8 @@ static int dgap_parsefile(char **in, int Remove)
case BSSIZ: /* board structure size */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(BSNODE)) == NULL) {
p->next = dgap_newnode(BSNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7383,7 +7405,8 @@ static int dgap_parsefile(char **in, int Remove)
case UNTSIZ: /* sched structure size */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(USNODE)) == NULL) {
p->next = dgap_newnode(USNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7403,7 +7426,8 @@ static int dgap_parsefile(char **in, int Remove)
case F2SIZ: /* f2200 structure size */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(FSNODE)) == NULL) {
p->next = dgap_newnode(FSNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......@@ -7423,7 +7447,8 @@ static int dgap_parsefile(char **in, int Remove)
case VPSIZ: /* vpix structure size */
if (dgap_checknode(p))
return -1;
if ((p->next = dgap_newnode(VSNODE)) == NULL) {
p->next = dgap_newnode(VSNODE);
if (!p->next) {
dgap_err("out of memory");
return -1;
}
......
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