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(find_cells): check memory allocations

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4130 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-12-05 04:28:05 +00:00
parent 9e36ab86f3
commit 5d990d289e
1 changed files with 12 additions and 4 deletions
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16
lib/kafs/common.c
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@@ -162,21 +162,29 @@ find_cells(char *file, char ***cells, int *index)
FILE *f; FILE *f;
char cell[64]; char cell[64];
int i; int i;
int ind = *index;
f = fopen(file, "r"); f = fopen(file, "r");
if (f == NULL) if (f == NULL)
return; return;
while (fgets(cell, sizeof(cell), f)) { while (fgets(cell, sizeof(cell), f)) {
char *nl = strchr(cell, '\n'); char *nl = strchr(cell, '\n');
if (nl) *nl = 0; if (nl) *nl = 0;
for(i = 0; i < *index; i++) for(i = 0; i < ind; i++)
if(strcmp((*cells)[i], cell) == 0) if(strcmp((*cells)[i], cell) == 0)
break; break;
if(i == *index){ if(i == ind){
*cells = realloc(*cells, (*index + 1) * sizeof(**cells)); *cells = realloc(*cells, (ind + 1) * sizeof(**cells));
(*cells)[(*index)++] = strdup(cell); if (*cells == NULL)
break;
(*cells)[ind] = strdup(cell);
if ((*cells)[ind] == NULL)
break;
++ind;
} }
} }
fclose(f); fclose(f);
*index = ind;
} }
/* /*